Blu Burger - Sutter Home Family Vineyards

Ingredients

• 2/3 cup mayonaise
• 1 cup blueberries, coarsely chopped
• 1 tsp. lemon zest
• 2 lbs. ground round beef
• 1/2 cup chopped sweet onion
• 6 oz. crumbled Bleu Cheese
• 1 Tbsp. Cabernet
• 1 tsp. ground sea salt
• 2 tsp. freshly ground black pepper
• Crusty oblong loaf of French peasant bread cut diagonally – 3/4 " thick
• 1/2 cup butter, softened
• Romaine lettuce sliced thinly to equal 3 cups