Clean and cut fish into managable strips, about 1-inch wide.
Dip fish into egg whites, coating both sides and cover with bread crumbs.
Peel and slice potato into chips. Drizzle with oil and bake at 350 F until brown and crispy, about 25 to 30 minutes, turning once.
When chips are half way done, place breaded fish pieces in oven-safe dish and bake at 350 F until tender and crispy, about 12 to 15 minutes.
While the fish and chips are in the oven, prepare dipping sauce.
Chop capers and combine with yogurt and parsley until smooth and creamy.
Serve sauce and lemon wedges on the side of fish and chips and enjoy.
Protein: 36 g, calories: 500, fiber: 6 g