Recipe adapted from Betty Crocker's Smart Cook : The Essential Everyday Cookbook   Tuna Cobb Salad Sandwiches Ingredients One 6.5 ounce can tuna, drained 4-6 slices bacon, cooked and crumbled 2 chopped hard-boiled eggs 1 avocado, peeled and cut into small cubes 1/3 cup good quality blue cheese dressing Shredded lettuce 2 medium tomatoes 2