Chili Pasta Bake

INGREDIENTS

• ½ Tablespoons Canola Or Vegetable Oil
• 1 whole Onion, Chopped
• 1 pound Ground Beef
• 1 dash Salt
• 1 dash Black Pepper
• ½ pounds Pasta (I Used Small Shells)
• 15 ounces, fluid Tomato Sauce
• 14-½ ounces, weight Canned Diced Tomatoes And Green Chilies
• 15 ounces, weight Canned Kidney Or Black Beans, Rinsed
• 1-½ Tablespoon Chili Powder
• 2 teaspoons Cumin
• 3 dashes Cayenne Powder
• ¼ cups Water
• 2 cups Shredded Cheddar Cheese
• ½ cups Sour Cream, For Topping
• 4 Tablespoons Green Onions, Chopped