Crunchy Curry Tuna Sandwich

1 (5 ounce) can tuna

drained

1 tablespoon mayonnaise

2 tablespoons peanuts

2 tablespoons raisins

1 stalk celery

finely chopped

2 teaspoons curry powder

salt to taste

ground black pepper to taste

1 pinch white sugar

or to taste

1 pinch garlic powder

or to taste

1 pinch cayenne pepper

or to taste

1 tablespoon chopped onion

1 tablespoon chopped green onion

4 slices bread