Open-Faced Bass Sandwich Recipe

Ingredients For Open-Faced Bass Sandwich Recipe

• 0.25 Small red onion, sliced
• 3 tablespoon Red wine vinegar
• 1 tablespoon Olive oil
• 1 pound Boneless, skinless bass fillet
• 1 teaspoon Crushed fennel seeds
• Kosher Salt And Black Pepper
• 0.5 cup Plain yogurt
• 2 tablespoon Prepared horseradish
• 2 tablespoon Chopped capers
• 4 Slices Rye Bread