Missing Egg Sandwich

Makes 6 sandwiches

These sandwiches have the flavor and appearance of egg salad without the saturated fat and cholesterol.

1/2 pound firm low-fat silken tofu (about 1 cup)
1 green onion, finely chopped, including green top
2 tablespoons pickle relish
2 tablespoons Tofu Mayo (see recipe) or other dairy- and egg-free mayonnaise substitute
2 teaspoons stone-ground mustard
2 teaspoons reduced-sodium soy sauce
1/4 teaspoon ground cumin
1/4 teaspoon turmeric
1/4 teaspoon garlic powder
12 slices whole-grain bread
6 lettuce leaves
6 tomato slices