Deep-Dish Pizza with Sausage and Spinach

Ingredients (13)

• pizza dough
• 4 tsp olive oil
• 1 cup onion
• 1 tbsp garlic
• 1 lb Italian sausage
• 10 oz spinach
• ½ cup sun-dried tomatoes in oil
• 2 tsp red wine vinegar
• ½ tsp crushed red pepper
• ½ tsp Kosher salt
• 1½ cups Cheddar cheese
• 2 tsp yellow corneal
• 1 cup mozzarella cheese