01 - Preheat the oven to 375°F.
02 - Heat olive oil in a large skillet over medium heat. Add diced onion and cook until softened, about 3 minutes.
03 - Add minced garlic and sauté for 1 minute. Add ground beef and cook, breaking it up as it browns.
04 - Stir in cumin, chili powder, smoked paprika, dried oregano, salt, and black pepper. Cook for 2 minutes until fragrant. Stir in tomato sauce and simmer on low for 5 minutes. Remove from heat.
05 - Wrap tortillas in a damp paper towel and microwave for 30 seconds or warm lightly in a skillet to make them pliable.
06 - Spread 1/2 cup enchilada sauce evenly on the bottom of a 9x13-inch baking dish.
07 - Place 2 to 3 tablespoons of beef mixture onto each tortilla, sprinkle a little cheese, then roll tightly.
08 - Place rolled tortillas seam-side down in the baking dish.
09 - Pour remaining enchilada sauce evenly over tortillas. Sprinkle with remaining cheddar and Monterey Jack cheese.
10 - Bake for 20-25 minutes until cheese is melted and bubbling.
11 - Let cool for 5 minutes before serving. Garnish with cilantro, sour cream, avocado slices, and diced red onion as desired.