Parsley and Sweet Onion Sandwiches

Ingredients

• 0.5 cup parsley fresh finely chopped
• 0.3 cup mayonnaise 
• 1 large onion sweet ()
• 8  sandwich bread white firm very thin ()

Equipment

• wax paper

Directions

1. Cut 4 (1/8-inch-thick) slices from widest part of onion, keeping rings intact.
2. Spread each slice of bread with about 1 teaspoon mayonnaise and top 4 slices with 1 onion slice each. Top with remaining bread slices, mayonnaise sides down, then trim onion flush with bread. Quarter sandwiches into small square or triangular sandwiches.
3. Arrange 2 sheets of wax paper on a work surface.
4. Spread remaining 2 1/2 tablespoons mayonnaise in a thin layer on 1 sheet and spread parsley evenly on the other.
5. Dip all edges of 1 sandwich in mayonnaise to coat, then dip in parsley.
6. Transfer to a tray and repeat with remaining sandwiches.