taco lasagna recipe

Ingredients: 1 pound ground beef or ground turkey 1 packet taco seasoning mix (or homemade taco seasoning) 1/2 cup water 1 cup salsa 1 cup canned black beans, drained and rinsed 1 cup frozen corn, thawed 8-10 flour tortillas (soft taco size) 2 cups shredded cheddar cheese 2 cups shredded Monterey Jack cheese 1 cup sour cream