Name: Key Lime Bread Loaf Recipe
Prep time: 15 min
Cook time: 55 min
Total time: 1 h 10 min
Cuisine: American
Ingredients: 4 whole key limes or 2 large limes, peeled and pith removed; 1 teaspoon lime zest; 4 large eggs, at room temperature; ¾ cup extra virgin olive oil; 1 1/3 cups granulated sugar; 1/3 cup sour cream; 2 teaspoons vanilla bean paste; 2 cups all-purpose flour; 3 teaspoons baking powder; ½ teaspoon sea salt; 1 cup confectioners’ sugar; 1-2 tablespoons fresh lime juice

Jump to Recipe· 4.3 from 6 reviews

If you love citrusy treats with a perfect balance of sweet and tang, the Key Lime Bread Loaf Recipe is going to be your new favorite. This loaf is a delightful twist on traditional bread, bursting with the bright, zesty flavor of key limes that wakes up your palate with every bite. Moist and tender with a beautiful golden crust, it pairs a smooth lime glaze on top that adds just the right amount of sweetness and tartness. Whether for breakfast, dessert, or a lively afternoon snack, this vibrant loaf brings sunshine to your table in the most delicious way imaginable.

Ingredients You’ll Need

A white bowl filled with a thick, creamy batter that is pale yellow in color, with a smooth and slightly wavy texture on top, resting on a white marbled surface. A spatula with a wooden handle is partially submerged in the batter, with some batter on the spatula’s edges, creating soft ridges and swirls in the mix. The scene is simple and clean, focusing closely on the batter’s creamy texture and the bowl’s round shape photo taken with an iphone --ar 4:5 --v 7

These ingredients are wonderfully simple yet essential for achieving that perfect taste and texture. Each component plays its part, from the fresh zing of the key limes to the richness of olive oil, creating a beautiful balance in this loaf.

4 whole key limes or 2 large limes (peeled and pith removed): Fresh citrus is the heart of this loaf, giving it its distinct, tangy flavor.

1 teaspoon lime zest: Adds an extra burst of fragrant citrus aroma and flavor.
4 large eggs (at room temperature): Provide structure and moisture for a tender crumb.
¾ cup extra virgin olive oil: Keeps the bread wonderfully moist and adds a subtle fruity note.

1 1/3 cups granulated sugar: Sweetens the loaf without overpowering the natural tartness.
1/3 cup sour cream: Adds richness and helps keep the bread soft and tender.
2 teaspoons vanilla bean paste: Enhances the flavor with a warm, sweet undertone.

2 cups all-purpose flour: The base of the bread, providing structure and crumb.
3 teaspoons baking powder: Gives the bread the lift it needs to be light and airy.
½ teaspoon sea salt: Balances sweetness and enhances all the flavors.

1 cup confectioners’ sugar: Essential for the smooth, sweet lime glaze on top.
1-2 tablespoons fresh lime juice: Adds fresh tartness to the glaze that complements the bread perfectly.

How to Make Key Lime Bread Loaf Recipe

Step 1: Preheat the Oven and Prepare the Pan

Preheat your oven to 350°F (175°C) to ensure it’s ready when your batter is prepared. Grease and flour a 9×5-inch loaf pan or line it with parchment paper—this guarantees a smooth release and perfectly shaped loaf when it’s done baking.

Step 2: Blend the Wet Ingredients

Into a blender, add your peeled and pith-removed limes, lime zest, eggs, olive oil, granulated sugar, sour cream, and vanilla bean paste. Blend everything until the mixture turns smooth and silky. This step infuses all the citrusy goodness evenly into the batter, which creates that signature tangy flavor throughout the loaf.

Step 3: Incorporate the Dry Ingredients

Add the all-purpose flour, baking powder, and sea salt into the blender with the wet mixture. Pulse gently about 10 times—just enough to bring everything together without overmixing. Overmixing can make your bread dense and dry, and that’s the last thing we want for this fluffy, moist Key Lime Bread Loaf Recipe.

Step 4: Bake the Bread

Pour the batter into your prepared loaf pan, spreading it out evenly. Place it in the oven and bake for 50 to 55 minutes. You’ll know it’s ready when the top is golden brown and a toothpick inserted in the center comes out clean—this means it’s baked through perfectly.

Step 5: Cool the Bread

After baking, allow the bread to cool in the pan for about 10 minutes. Then gently transfer it to a wire rack and let it cool completely. Cooling fully before glazing ensures the drizzle won’t melt into the bread and will stay beautifully intact.

Step 6: Prepare and Apply the Lime Glaze

In a small bowl, whisk together the confectioners’ sugar and fresh lime juice until smooth. Adjust the consistency carefully—add more powdered sugar if too runny, or a little more lime juice if it’s too thick. When your loaf is completely cool, drizzle this tangy glaze generously over the top. Let it set before slicing to enjoy that perfect balance of tart sweetness on every slice.

How to Serve Key Lime Bread Loaf Recipe

A close-up view of a single thick slice of yellow pound cake with a soft and moist texture, featuring a slightly darker golden-brown crust around the edges. The cake slice is topped with thin white glaze drizzled unevenly over the surface, shining slightly under the light. In the background, part of a larger loaf with a browned top layer covered in more of the white glaze and small green lime zest pieces scattered on top is visible. The slice and loaf sit on a smooth white marbled cutting board placed on a white marbled textured surface. Photo taken with an iphone --ar 4:5 --v 7

Garnishes

Simple garnishes elevate your loaf from delicious to absolutely irresistible. Try thin slices of fresh key lime or a few sprigs of fresh mint on top of the glaze for a pop of color and an extra burst of aroma that’s sure to impress your guests.

Side Dishes

This bread pairs wonderfully with a creamy cup of afternoon tea or coffee. For a more indulgent treat, a scoop of vanilla ice cream or fresh whipped cream complements the bright lime flavor beautifully, turning it into a delightful dessert experience.

Creative Ways to Present

Why not serve this Key Lime Bread Loaf Recipe as mini individual slices on pretty dessert plates, lightly dusted with extra lime zest or a tiny drizzle of honey? You could even turn it into a layered trifle with whipped cream and fresh berries for a refreshing summer party centerpiece.

Make Ahead and Storage

Storing Leftovers

Keep your leftover lime bread fresh by wrapping it tightly in plastic wrap or placing it in an airtight container at room temperature for up to three days. This will preserve its moisture and flavor so it stays just as delicious as the first slice.

Freezing

If you want to enjoy this loaf later, it freezes beautifully. Wrap the completely cooled loaf tightly in plastic wrap, then in aluminum foil before freezing. It will last well for up to three months. When you’re ready, thaw it overnight in the refrigerator for best texture.

Reheating

To bring your leftover or thawed loaf back to life, slice and warm individual pieces in the oven at 300°F (150°C) for about 5-7 minutes. This restores the fresh-baked feel and enhances the lime aroma for the perfect cozy treat.

FAQs

Can I use regular limes instead of key limes?

Yes! While key limes have a unique tartness that shines in this recipe, regular limes can be used as a substitute. Just peel and remove the pith carefully to avoid bitterness.

Is it possible to make this recipe dairy-free?

You can swap the sour cream for a non-dairy yogurt or coconut cream to make it dairy-free. The texture may slightly vary, but the lemony flavor will still be delightful.

Can I use a hand mixer instead of a blender?

Absolutely! Mix the wet ingredients in a bowl with a hand mixer, then gradually add and fold in the dry ingredients with a spatula to avoid overmixing the batter.

How do I know when the bread is fully baked?

The best way is to insert a toothpick into the center of the loaf. If it comes out clean or with just a few moist crumbs, your bread is perfectly baked and ready to cool.

What should the lime glaze consistency be like?

The glaze should be thick enough to coat the back of a spoon but still drizzle easily. Adjust with more sugar or lime juice in small amounts to get the perfect pourable texture.

Final Thoughts

This Key Lime Bread Loaf Recipe is truly a little slice of sunshine that brings brightness and joy to your baking lineup. Its zesty, moist crumb and shimmering glaze make it irresistible to all who taste it. I encourage you to give it a try—you might just find yourself baking it again and again for your friends and family, sharing that special citrus magic with everyone you love.