Lizella Burgers with Spinach Spread Topping - Sutter Home Family Vineyards

Ingredients

• 1 16 oz. tub sourcream
• 1½ cups mayonnaise
• 2 8 oz. cans water chestnuts, drained & chopped
• 5 green onions, chopped
• 1 pkg Vegetable Recipe mix
• 2 10 oz. pkgs chopped spinach, thawed and drained
• 1½ lbs. ground chuck
• 3 tablespoons Steak Seasoning
• 1½ tablespoons maple syrup
• 1½ teaspoons freshly ground black pepper
• 1½ garlic cloves, minced
• 1½ teaspoons salt
• Vegetable oil for brushing the grill rack
• 6 freshly baked Kaiser rolls, split
• ½ cup butter, softened
• ½ cup mayonnaise
• 6 crisp leaves of Romaine, shredded
• 1 well ripened tomato, thinly sliced