Doritos Casserole

Preheat the oven to 350°F.
Heat the olive oil in a large oven-proof skillet over medium heat. Add the red onion and both bell peppers and cook for 5-6 minutes until softened.
1 tablespoon olive oil
1 medium red onion
1 medium red bell pepper
1 medium green bell pepper
Add the ground beef and cook for 6-8 minutes, breaking it up with a spoon as it browns. Drain off any excess grease.
1 pound ground beef
Stir in the chili powder, ground cumin, garlic powder and oregano and cook for 1 minute until fragrant. Season with salt and freshly ground pepper to taste.
1 tablespoon chili powder
1 teaspoon ground cumin
1 teaspoon garlic powder
1 teaspoon oregano
Salt and freshly ground pepper to taste
Add the diced jalapeños, diced tomatoes and frozen sweetcorn. Stir to combine and simmer for 4-5 minutes until the mixture has thickened slightly.
¼ cup jarred jalapeños
1 can diced tomatoes
½ cup frozen sweetcorn
Remove the skillet from the heat and stir in the sour cream and ½ cup of the shredded cheddar until well combined.
0.5 cups shredded cheddar cheese
½ cup sour cream
Top with the remaining 1 ½ cups of cheddar, then scatter the crushed Doritos evenly over the cheese.
1.5 cups shredded cheddar cheese
4 cups Cheese or Nacho Doritos
Bake for 15-20 minutes until the cheese is melted and bubbly and the Doritos are golden and toasted. Let the casserole rest for 5 minutes before serving.