Mexican Lasagna
["1 lb. ground pork or beef", "1/2 c. chopped celery", "1/2 c. chopped onion", "1 (10 oz.) can Old El Paso tomatoes and green chillies", "1 (10 oz.) can enchilada sauce", "1/4 c. sliced ripe olives", "3/4 tsp. salt", "1/4 tsp. pepper", "1 (10 count) pkg. taco shells or 1/2 bag taco chips, broken into small pieces", "1 c. shredded American cheese", "1 c. cottage cheese", "1 egg, slightly beaten"]
["Brown meat, celery and onion; drain.", "Add tomatoes and chillies, sauce, olives, salt and pepper.", "Simmer, uncovered, for 10 minutes; stir occasionally.", "Break up shells or chips; set aside.", "Mix cheeses and egg.", "Spread 1/3 of meat mixture on bottom of 12 x 7 1/2 x 2-inch pan.", "Top with 1/2 of cheese mixture, then 1/2 of the chips.", "Repeat layers, ending with meat.", "Top with chips, either broken or whole.", "Bake, uncovered, in 350\u00b0 oven for 30 minutes.", "Let stand 5 minutes before serving.", "Serves 4 to 5 people."]
["ground pork", "celery", "onion", "tomatoes", "enchilada sauce", "olives", "salt", "pepper", "taco shells", "American cheese", "cottage cheese", "egg"]