Puttanesca II

Ingredients

• 1 teaspoon olive oil
• 1 teaspoon butter
• 1 large onion, finely chopped
• 1 clove garlic, minced
• 1 (8 ounce) can crushed tomatoes
• 1 (8 ounce) can diced tomatoes
• 1 cup sun-dried tomatoes
• 1/2 cup hot cherry peppers
• 1/2 cup sliced black olives
• 1/2 cup sliced green olives
• 1/2 teaspoon capers