1: Preheat oven at 425°F.
2: In an oven proof baking dish, place 1 tbsp oil, some slices of lemon, garlic, and scallions.
3: Lay fish on everything. Add lemon slices, garlic, and scallions on top.
4: In a small mixing bowl, combine sauce ingredients and mix well until incorporated.
5: Brush mixture on the fish, making sure to brush in between as well. Add chili pepper on top.
6: Bake for 20 minutes, uncovered.