Set your oven to 400°F (200°C) .
Heat a large skillet over medium-high heat with 1 tablespoon olive oil. Add the ground beef and cook for about 5 minutes, breaking it into small pieces. Stir in taco seasoning, chili powder, cumin, salt, and pepper. Cook for 1 more minute, then transfer to a large bowl.
1 pound ground beef, 2 teaspoons taco seasoning, 1 teaspoon chili powder, 1 teaspoon ground cumin, Salt and pepper, 2 tablespoons olive oil
Add the remaining 1 tablespoon olive oil to the skillet. Sauté the garlic and onion for 2 minutes. Add bell peppers and cook another 3 minutes.
2 large garlic cloves, 1 large onion, 2 bell peppers
Add the mixture to the bowl with the beef. Add black beans, jalapeños, and green onions to the bowl. Mix everything together.
1 15-ounce can low-sodium black beans, ¼ cup diced jalapeños, ½ cup green onions
Lightly coat a large sheet pan with cooking spray. Place 2 tortillas in the center of the pan, slightly overlapping.
10 large whole wheat tortillas
Arrange 10 tortillas around the edges, letting them hang over to form a base.
Sprinkle 1½ cups cheese over the tortillas. Spread the beef filling evenly on top. Add the remaining 1½ cups cheese.
3 cups Monterey Jack cheese
Place 2 more tortillas in the center, overlapping slightly. Fold the edges of the bottom tortillas over the top to seal.
Spray lightly with cooking spray and place a second baking sheet on top to weigh it down.
Cooking spray
Bake for 20 minutes. Remove the top sheet and bake 15 minutes more, until golden and crisp.
Let rest for 10 minutes, then cut into 12 pieces. Serve warm with salsa, sour cream or Greek yogurt, and guacamole.
Salsa, sour cream or Greek yogurt, and guacamole