2 pounds ground beef
1/2 onion, chopped
1 teaspoon ground black pepper
1/2 teaspoon garlic salt
2 1/2 cups tomato sauce
1 (8 ounce) jar salsa
4 tablespoons chili seasoning mix
1 (15 ounce) can light red kidney beans
1 (15 ounce) can dark red kidney beans