Grilled Meatloaf Burger with Rosemary Vodka Mash - Sutter Home Family Vineyards

Ingredients

• 1/2 cup French Fried Onions
• 1 teaspoon freshly ground pepper
• 2 tablespoons Worcestershire sauce
• 1 1/2 pounds fresh ground beef
• 1/2 cup chopped white onions
• 1/2 cup rosemary flavored vodka
• 1 packet brown gravy mix
• 5 cups cold water
• 1/2 cup finely chopped button mushrooms
• 2 medium russet potatoes cut into 1 inch pieces
• 1 tablespoon horseradish, prepared
• 5 tablespoons butter, softened