Salmon Baked with Brazilian Rub

4 salmon filets (5-6 oz. each)
1/2 large orange, zest and juice only
1/2 large lemon, juice only
salt and pepper, to taste
2 T. brown sugar
1 T. chilli powder
1 large garlic clove, minced
2 T. butter, melted

Combine orange juice, lemon juice, salt and pepper in large shallow dish. Add salmon filets and marinate at room temperature for 20 minutes. Preheat oven to 425. Line shallow baking dish with aluminum foil and grease with a little of the melted butter. In a small dish, combine orange zest, brown sugar, chilli powder and minced garlice. Rub the marinated salmon with brown sugar mixture. Place in the pan and drizzle with remaining melted butter. Bake for 8-12 minutes.