Serves 4 2 pounds ground beef 1 bag of Rub #3 4 hearty buns ¼ cup mayonaise 4 slices cheddar cheese 1 ripe avocado, sliced 1. In a medium bowl add meat and whole bag of Rub #3. Mix until fully combined, without over working meat. 2. Grill burgers at medium-high heat until preferred donen ess… Read more »