Italian Marsala Mushroom and Pancetta Burger with Garlic-Lemon Mayonnaise - Sutter Home Family Vineyards

Ingredients

• 2 tbs Colavita extra virgin olive oil
• 1/2 cup yellow onion, minced
• 4 garlic cloves, minced
• 1 lemon zested and juiced
• 1/4 cup fresh Italian parsley, chopped finely
• 1/2 cup grated, fresh Parmesan cheese
• 1 1/2 lb ground chuck
• 1/2 lb ground veal
• 1/2 tsp red pepper flakes
• 2 tsp salt
• 1 cup mayonnaise
• 4 large garlic cloves, crushed with sea salt
• 1/2 tsp white pepper
• 1 tsp salt
• 1 tbs Colavita extra virgin olive oil
• 1/2 pound pancetta, diced
• 1/2 yellow onion, minced
• 1 lb sliced button mushrooms
• 1/2 cup chicken stock
• 4 cups + 1/4 cup dry Marsala Wine
• 1/2 cup corn starch
• 3 tbs vegetable oil for brushing on the grill rack
• 3/4 lbs Fontina Cheese, sliced thinly
• 6 tbs of softened butter
• 6 Ciabatta rolls
• 18 slices of Plum Tomatoes, 3 small slices per burger
• 6 leafs of Butter lettuce