Mexican Lasagna

Ingredients

• 1 Lb hamburger
• 1 15oz can diced tomatoes
• 1- 1 1/2 cups salsa
• 1 tsp cumin
• 7-8 large flour tortillas, or 10-12 small
• 1 can refried beans
• 1 can sliced olives
• 2-3 cups grated cheddar cheese