1 lb. ground beef
1 med. onion, chopped
1 clove garlic, minced
2 cans tomato paste (6 oz.)
1 1/2 c. water
1 to 2 tbsp. chili powder
1/4 tsp. salt
1/2 c. sour cream
9 tortillas
2 c. shredded cheddar cheese
6 ripe olives, halved, for garnish

Brown meat with onion and garlic. Pour off fat. Add tomato paste, water, chili powder and salt. Simmer 20 minutes. Spoon 1/4 of meat sauce into 2 quart casserole dish. Spread 3 tortillas with sour cream; arrange over meat sauce, overlapping as necessary. Sprinkle with 1/4 of the cheese. Repeat layers 3 times, ending with meat sauce. Bake at 350 degrees for 20 minutes.