Spinach Balls

2 packages frozen chopped spinach, thawed and well-drained
2 cups herb stuffing mix
1 cup Parmesan cheese
1 large onion, chopped
½ cup melted butter
4 eggs, beaten
1 teaspoon garlic salt
½ teaspoon Accent
½ teaspoon black pepper

Combine all ingredients. Form into walnut-sized balls. Bake on an ungreased cookie sheet for 20 minutes at 350°. (These can be assembled and frozen uncooked for later use.) Serve warm.