Mexican Lasagna

Ingredients

• 1 1/2 lb. ground beef or turkey
• 1 medium onion, chopped
• 1 (1 lb.) can tomatoes
• 1 (10 oz.) can enchilada sauce
• 1 (2 1/4 oz.) can sliced ripe olives
• 1 tsp. salt
• 1/4 tsp. garlic powder
• 1/4 tsp. pepper
• 1/4 c. salad oil
• 8 corn tortillas
• 2 c. small curd cottage cheese
• 1 egg
• 1/2 lb. Monterey Jack cheese, thinly sliced
• 1/2 c. shredded Cheddar cheese
• 1/2 c. crushed tortilla chips