Chicago-Style Deep Dish Pizza with Rich Tomato Sauce and Cheeses - Yummy Gusto

Ingredients

• 440 g all-purpose flour
• 60 g cornmeal
• 1 1/4 teaspoons salt
• 2 1/4 teaspoons instant yeast
• 300 ml warm water
• 60 g unsalted butter, melted
• 30 ml olive oil
• 1 small onion, finely chopped
• 3 cloves garlic, minced
• 1 can (794 g) crushed tomatoes
• 1 teaspoon dried oregano
• 1/2 teaspoon dried basil
• 1/2 teaspoon sugar
• 1/2 teaspoon salt
• 1/4 teaspoon red pepper flakes (optional)
• 340 g shredded mozzarella cheese
• 50 g grated Parmesan cheese
• 1 cup sliced pepperoni or cooked sausage (optional)