Overnight Mexican Breakfast Casserole

Overnight Mexican Breakfast Casserole

This Overnight Mexican Breakfast Casserole is the perfect make-ahead breakfast or brunch recipe! Pop it into the oven when you wake up and breakfast will be ready in less than an hour!

Course Breakfast
Cuisine Mexican
Keyword best breakfast casserole recipes, breakfast casserole recipe, easy breakfast casserole recipe, mexican breakfast casserole, mexican casserole recipe, mexican casseroles
Prep Time 10 minutes
Cook Time 45 minutes
Total Time 55 minutes
Servings 12 servings
Calories 320 kcal


  • 8 cups cubed crusty loaf
  • 1 pound ground sausage cooked and crumbled
  • 4 ounce can Old El Paso diced green chilies
  • 4 cups shredded cheddar cheese
  • 1/2 cup chopped green onion
  • 8 large eggs
  • 2 cups milk
  • 2 teaspoons Old El Paso Taco Seasoning
  • 1/2 teaspoon kosher salt
  • 1/2 teaspoon freshly ground black pepper
  • 1/4 teaspoon smoked paprika
  • 1/2 cup chopped fresh cilantro
  • 1/2 cup cherry tomatoes quartered


  1. Preheat oven to 350 degrees F. and lightly spray a 9 x 13-inch baking dish with cooking spray.
  2. Layer cubed bread, cooked sausage, diced green chilies, shredded cheese and chopped green onion into prepared baking dish.
  3. Place eggs, milk, taco seasoning, salt, pepper and smoked paprika into a medium mixing bowl. Whisk to combine and pour over bread mixture. Cover with foil and refrigerate overnight or at least 3 hours.
  4. When ready, remove dish from oven and preheat oven to 350 degrees F. Bake dish for 45-55 minutes, until set. Before serving, top with cilantro and cherry tomatoes. Cut into squares.
Nutrition Facts
Overnight Mexican Breakfast Casserole
Amount Per Serving
Calories 320 Calories from Fat 234
% Daily Value*
Fat 26g40%
Saturated Fat 12g75%
Cholesterol 176mg59%
Sodium 702mg31%
Potassium 200mg6%
Carbohydrates 2g1%
Fiber 1g4%
Sugar 1g1%
Protein 19g38%
Vitamin A 702IU14%
Vitamin C 4mg5%
Calcium 344mg34%
Iron 1mg6%
* Percent Daily Values are based on a 2000 calorie diet.