Easy Marinara Sauce

Ingredients

• 3 tablespoons olive oil
• 1 Spanish onion chopped
• ¼ green bell pepper chopped
• 4 cloves garlic finely chopped
• 2 tablespoons brown sugar
• 2 teaspoons Italian seasoning
• 2 teaspoons salt
• 1 teaspoon dried oregano
• 1 teaspoon dried basil
• ½ teaspoon ground black pepper
• ¼ teaspoon red pepper flakes
• 4 (14.5 ounce) cans diced tomatoes
• 1 (14 ounce) can tomato sauce
• 2 (6 ounce) cans tomato paste
• 1 cup white wine