Fractured Tacos

1 1/2 lb Ground Beef 1 large onion chopped 2 cloves garlic, minced 1 tsp Chili powder 1/2 tsp ground Cumin 1 tsp Oregano 1 tsp salt 1 (6 oz) can Tomato paste 1 (8 oz) can Tomato sauce 1 1/2 Cup water 1 Cup cooked rice 1 (10oz) bag corn chips 1/2 head lettuce shredded 2 tomatoes, chopped 1 Avocado diced 2 cups cheddar cheese, shredded Sour Cream Cook beef until browned, stirring to crumble. Add onion, garlic, chili powder, cumin, oregano and salt. Cook 5 minutes. Add tomato paste, sauce and water. Simmer 25-30 minutes. Add rice to sauce just before serving. To Serve: Arrange corn chips in a layer on a serving platter. Top chips with meat sauce, lettuce, tomatoes and avocado. Top with cheese and sprinkle with hot sauce it desired. Top with sour cream. Serve at once 6 servings.