Keto Jalapeño Cheddar Cornbread (Low-Carb, Easy)

Ultimate Keto Jalapeño Cheddar Cornbread brings the southern favorite back to the low-carb table. Almond flour, oat fiber, sour cream, and melted butter make a tender crumb, while shredded cheddar and chopped jalapenos run through every bite. Topped with thin jalapeno rings and baked golden, each square has just 0.2g of net carbs.

Who says you have to give up your favorite comfort foods on a low-carb diet? Say hello to the ultimate Keto Jalapeño Cheddar Cornbread! This recipe delivers everything you love about the classic side dish—a golden-brown crust, a tender, moist crumb, and tons of flavor—without the carbs. Each bite is loaded with pockets of sharp melted cheddar and a satisfying kick from fresh jalapeños. It’s the perfect partner for a hearty bowl of chili, a smoky BBQ platter, or simply slathered with a generous pat of butter. Get ready to bake a loaf that will have everyone, keto or not, asking for a second piece!

Ingredients

• 2 tablespoons (30 ml / 1 fl oz) jalapeño peppers, finely chopped
• ½ jalapeño pepper, sliced into thin rings for topping
• 1 cup / 125 g (4.4 oz) almond flour
• 1 tablespoon oat fiber
• ½ tablespoon baking powder
• ¼ teaspoon baking soda
• 1/8 teaspoon (40 ml / 1.4 fl oz) salt
• 1 ½ teaspoons erythritol sweetener
• 1 large egg plus 1 large egg yolk, at room temperature
• ½ cup / 50 g (1.76 oz) shredded cheddar cheese
• ½ cup / 120 g (4.2 oz) sour cream, at room temperature
• 4 tablespoons unsalted grass-fed butter, melted

Instructions

1. Preheat your oven to 350°F / 175°C. Grease a 4×4-inch / 10×10 cm baking dish with avocado oil or butter.2. In a large bowl, whisk together the almond flour, oat fiber, baking powder, baking soda, salt, and erythritol until well combined.3. In a separate medium bowl, whisk the egg and egg yolk with the sour cream and melted butter until the mixture is smooth.4. Stir the shredded cheddar cheese and the chopped jalapeños into the wet mixture.5. Pour the wet into the bowl of dry . Stir gently until just combined—be careful not to overmix.6. Spoon the batter into the prepared baking dish and spread it into an even layer. Arrange the jalapeño rings on top.7. Bake for 30 to 35 minutes, or until the top is golden brown and a toothpick inserted into the center comes out clean.8. Remove the dish from the oven and let the bread cool in the pan for at least 10 minutes. Lift it out, cut into eight squares, and serve warm.

Nutritional Information

• Servings: 8
• Calories Per Serving: 206
• Fat: 18.3 g
• Protein: 6.1 g
• Total Carbs: 4.1 g (0.14 oz)
• Fiber: 3.9 g
• Net Carbs: 0.2 g (0.01 oz)

Pro Tips

• For the best texture, use room temperature eggs and sour cream. This helps the batter mix together smoothly and bake more evenly.
• Control the heat by removing the seeds and membranes from the jalapeños for a milder flavor, or leave them in for an extra kick. You can also swap cheddar for a spicy pepper jack cheese.
• Do not overmix the batter when you combine the wet and dry . Mix just until you no longer see streaks of flour to ensure a tender, not tough, crumb.

FAQ

Q: Is there any actual corn in this keto cornbread
A: No, this recipe is completely corn-free. It uses almond flour and oat fiber to achieve a classic cornbread texture and crumb without the high carbs of cornmeal, making it perfect for a keto or low-carb diet.

Q: How can I make this cornbread less spicy
A: To reduce the heat, make sure to remove all the seeds and white membranes from the jalapeños before chopping them. For an even milder version, you can reduce the amount of jalapeño or swap the cheddar for a non-spicy cheese like mild cheddar.

Q: Why do my ingredients need to be at room temperature
A: Using room temperature eggs and sour cream is key to a great texture. It helps the ingredients combine into a smooth, uniform batter, which leads to a more even bake and a tender, moist final product.

Q: What can I serve with keto jalapeño cheddar cornbread
A: This cornbread is incredibly versatile. It pairs perfectly with a bowl of keto chili, BBQ meats like pulled pork or brisket, or simply served warm with a generous amount of butter.

Pro Tips

• Use room temperature eggs and sour cream – they blend smoothly into the batter and help the bread bake more evenly.
• Control the heat by removing the seeds and membranes from the jalapenos for a milder bread, or leave them in for a real kick.
• Stir the wet and dry ingredients together just until the streaks of flour disappear. Overmixing is what turns a tender crumb tough.
• Swap the cheddar for spicy pepper jack if you want to push the heat further – the keto macros stay the same.
• Let the bread cool in the pan for at least 10 minutes before lifting it out and cutting into eight squares; it sets as it cools.

Frequently Asked Questions

Is this jalapeno cheddar cornbread really keto?

Yes – each of the 8 squares has 4.1g of total carbs with 3.9g of fiber, just 0.2g of net carbs, and 18.3g of fat. Almond flour and oat fiber stand in for cornmeal.

How spicy is this cornbread?

That depends on your jalapenos. Remove the seeds and membranes for mild flavor, leave them in for heat, or swap in pepper jack cheese to turn it up another notch.

Can I make this cornbread ahead?

Yes. Bake it, cool it completely, and store it covered at room temperature for a day or in the fridge for up to 4 days. Warm slices gently before serving.

Why did my cornbread turn out dense?

The batter was likely overmixed. Stir the wet and dry ingredients only until combined – a few streaks less rather than a few more keeps the crumb tender.

Recipe card below.

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Stav Kogan

Ultimate Keto Jalapeño Cheddar Cornbread

This Keto Jalapeño Cheddar Cornbread delivers a golden-brown crust, a tender, moist crumb, and tons of flavor without the carbs. Loaded with sharp cheddar and a kick from fresh jalapeños, it's the perfect low-carb side for chili, BBQ, or just with butter.

Print Recipe Pin Recipe

Prep Time 10 minutes mins

Cook Time 35 minutes mins

Total Time 45 minutes mins

Servings: 8 serving

Calories: 206

Ingredients Method Nutrition

Ingredients

  

1x2x3x?

• 2 tablespoons (30 ml / 1 fl oz) jalapeño peppers, finely chopped
• ½ jalapeño pepper, sliced into thin rings for topping
• 1 cup (125 g / 4.4 oz) almond flour
• 1 tablespoon (15 ml / 0.5 fl oz) oat fiber
• ½ tablespoon baking powder
• ¼ teaspoon baking soda
• 1/8 teaspoon (40 ml / 1.4 fl oz) salt
• 1 ½ teaspoons erythritol sweetener
• 1 large egg plus 1 large egg yolk, at room temperature
• ½ cup (50 g / 1.76 oz) shredded cheddar cheese
• ½ cup (120 g / 4.2 oz) sour cream, at room temperature
• 4 tablespoons (60 ml / 2 fl oz) unsalted grass-fed butter, melted
• For the best texture, use room temperature eggs and sour cream. This helps the batter mix together smoothly and bake more evenly.
• Control the heat by removing the seeds and membranes from the jalapeños for a milder flavor, or leave them in for an extra kick. You can also swap cheddar for a spicy pepper jack cheese.

Method

 

1. Preheat your oven to 350°F / 175°C.
2. Grease a 4x4-inch / 10x10 cm baking dish with avocado oil or butter. 2.
3. In a large bowl, whisk together the almond flour, oat fiber, baking powder, baking soda, salt, and erythritol until well combined. 3.
4. In a separate medium bowl, whisk the egg and egg yolk with the sour cream and melted butter until the mixture is smooth. 4.
5. Stir the shredded cheddar cheese and the chopped jalapeños into the wet mixture. 5.
6. Pour the wet into the bowl of dry .
7. Stir gently until just combined—be careful not to overmix. 6. Spoon the batter into the prepared baking dish and spread it into an even layer.
8. Arrange the jalapeño rings on top. 7.
9. Bake for 30 to 35 minutes, or until the top is golden brown and a toothpick inserted into the center comes out clean. 8.
10. Remove the dish from the oven and let the bread cool in the pan for at least 10 minutes. Lift it out, cut into eight squares, and serve warm.
11. Do not overmix the batter when you combine the wet and dry .
12. Mix just until you no longer see streaks of flour to ensure a tender, not tough, crumb.

Nutrition

Calories: 206kcalCarbohydrates: 4.1gProtein: 6.1gFat: 18.3g

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