Haystack Salad

Ingredients

• 2 pounds ground beef
• 2 cups spaghetti sauce
• 2 tablespoons taco seasoning
• 1/4 cup butter
• 1/4 cup all-purpose flour
• 1/8 teaspoon garlic powder
• 1/8 teaspoon white pepper
• 2-1/4 cups whole milk
• 8 ounces process cheese (Velveeta)
• 2 cups hot cooked long grain rice
• 1 head iceberg lettuce, chopped
• 4 medium tomatoes, chopped
• 1 medium onion, chopped
• 1 can (15 to 16 ounces) kidney beans, rinsed and drained
• 1-1/2 cups shredded cheddar cheese
• 1 package (9 ounces) tortilla chips, crushed
• 1 cup sour cream