Tuna Tea Sandwiches

1 (6 ounce) can tuna packed in oil
12 slices whole wheat bread
1 teaspoon dried thyme
1/4 cup finely chopped celery
3 tablespoons mayonnaise
2 tablespoons fresh chives
1/2 teaspoon fresh lemon juice
Sea salt and pepper to taste

In a bowl, mix tuna, mayonnaise and lemon juice well. Stir in the thyme, celery and chives and season with the salt and pepper.

Spread mixture evenly on 6 slices bread. Top with the remaining slices. Remove crusts and cut into desired shapes.