Beef and Bean Enchilada Casserole

Bahan-bahan (8 porsi)

• 8 ounces lean ground beef
• ½ cup chopped sweet onion
• 1 teaspoon chili powder
• ½ teaspoon ground cumin
• One 15-ounce can pinto beans, (drained and rinsed)
• One 4-ounce can diced green chiles
• 8 ounces sour cream ((light is fine))
• 2 tablespoons all-purpose flour
• ¼ teaspoon garlic powder
• Eight 6-inch corn tortillas
• 1½ cups enchilada sauce
• 1½ to 2 cups mixed cheddar/Jack shredded cheese
• topping suggestions: chopped tomatoes, sour cream, guacamole