Keto Tex Mex Casserole

This Keto Tex Mex Casserole provides a rich, savory, and deeply comforting dinner solution for your low-carb lifestyle. This simple single-dish bake will instantly satisfy your cravings for bold Mexican flavors without breaking your ketosis. First, you will love how the juicy ground beef pairs with a vibrant, fresh pepper blend and sharp melted cheddar cheese. Because you utilize low-carb aromatics and an egg binder instead of traditional high-carb corn tortillas or rice fillers, you keep the carbohydrate count exceptionally low. Consequently, you achieve a restaurant-quality, family-friendly dinner that delivers a true Tex-Mex experience straight out of your oven.

Ingredients & What You’ll Need

• 80/20 ground beef: Forms the savory, juicy, and protein-packed foundation of your casserole base.
• Large egg: Functions as an essential binder to hold the ground beef and vegetable mixture together perfectly.
• Cumin, garlic powder, dried oregano, salt, and black pepper: Combine to infuse the meat with a robust, traditional Tex-Mex spice profile.
• Red bell pepper and green onion: Provide a sweet, crisp medley of low-carb garden vegetables and aromatic depth.
• Jalapeño pepper: Adds an authentic, adjustable punch of heat to give the filling a classic southwestern kick.
• Fresh cilantro and olive oil: Blend with the fresh peppers to create a bright, herbaceous, and moist flavor paste.
• Shredded cheddar cheese: Melts into a luxurious, bubbly crust to tie all the savory layers together perfectly.

How to Make Keto Tex Mex Casserole

This method focuses on a clever food processor technique to finely dice your aromatics, followed by a hot oven bake. Furthermore, a quick broil at the end helps you achieve that beautiful, traditional golden cheese crust on top.

1. Pulse the Fresh Aromatics

First, preheat your oven to 350°F. Prepare your fresh vegetables by cutting the stems off the half red bell pepper and the whole jalapeño pepper. If you prefer a milder flavor, ensure you scrape out and discard the jalapeño seeds. Add the red pepper, green onions, jalapeño, fresh cilantro, and olive oil into the bowl of a food processor. Pulse the machine repeatedly until the ingredients are completely broken down into a uniform, finely diced mixture.

2. Mix and Press the Base

In a large mixing bowl, combine your ground beef, large egg, cumin, garlic powder, dried oregano, salt, and black pepper with the finely diced vegetable mixture from your food processor. Use clean hands to mix the ingredients together thoroughly until the spices and peppers are evenly distributed through the meat. Transfer the seasoned beef mixture into a standard casserole dish and press it down firmly into a flat, even layer.

3. Cheese and Bake to Perfection

Sprinkle the shredded cheddar cheese uniformly over the top of the pressed meat layer. Place the casserole dish onto the center rack of your preheated oven. Bake uncovered at 350°F for exactly 30 minutes. Turn your oven to the broil setting for the final 5 minutes of cooking, watching closely until the cheese blanket turns beautifully browned and bubbly. Finally, remove the hot dish from the oven and allow it to cool undisturbed for 10 minutes so the juices settle before serving warm.

Tips and Notes

• Adjust the Spice Level: The inner ribs and seeds of the jalapeño hold the most capsaicin. Leaving them in the mix is the best way to increase the heat, while removing them completely guarantees a mild family-friendly bake.
• Drain Excess Juices: Ground beef naturally releases moisture and fat as it bakes. If your casserole has too much liquid around the edges after baking, carefully spoon out the excess fat before slicing.
• Perfect Tex-Mex Toppings: Elevate each portion right before serving by adding a scoop of sour cream, diced avocados, or a spoonful of your favorite sugar-free salsa.
• Meal Prep and Storage: This bake stores beautifully in an airtight container in your refrigerator for up to 4 days, making it an excellent high-protein, low-carb option for your weekly lunch rotation.

Yield: 4-6 servings

Keto Tex Mex Casserole

Print

This Keto Tex Mex Casserole recipe transforms basic ground beef into a festive, hands-off fiesta. Packed with a finely pulsed blend of fresh jalapeños, cilantro, and warm Mexican spices, then smothered in a heavy blanket of bubbling cheddar cheese, it delivers ultimate comfort food flavor with minimal effort.

Prep Time 15 minutes

Cook Time 35 minutes

Rest Time 10 minutes

Total Time 1 hour

Ingredients

• 20 ounces ground beef (80/20)
• 1 large egg
• 1-1/2 teaspoons ground cumin
• 1/2 teaspoon garlic powder
• 2 teaspoons dried oregano
• 1-1/2 teaspoons salt
• 1/2 teaspoon black pepper
• 1/2 medium red bell pepper (stem removed)
• 3 medium green onions
• 1 medium jalapeño pepper (stem removed, seeded if desired)
• 1/4 cup fresh cilantro
• 2 tablespoons olive oil
• 4 ounces cheddar cheese, shredded

Instructions

1. Preheat: Turn your oven to 350°F.
2. Pulse: Add the red bell pepper, green onions, jalapeño, cilantro, and olive oil to a food processor; pulse until finely diced.
3. Combine: In a large bowl, mix the ground beef, egg, cumin, garlic powder, oregano, salt, and black pepper thoroughly with the pulsed vegetable mixture using your hands.
4. Press: Press the seasoned beef mixture firmly into an even layer at the bottom of a casserole dish.
5. Cheese: Sprinkle the shredded cheddar cheese generously and uniformly across the top of the meat.
6. Bake: Bake uncovered at 350°F for 30 minutes, then switch to broil for 5 minutes to brown the cheese layer. Rest for 10 minutes before slicing.

Nutrition Information:

Serving Size:

per serving
Amount Per Serving: Calories: 385Total Fat: 30gSaturated Fat: 12gCarbohydrates: 4gNet Carbohydrates: 3gFiber: 1gSugar: 1.5gProtein: 25g