This delightful recipe blends unique ingredients in a familiar yet original way .
Mix the orange zest, ground ancho chili, sugar and rice wine vinegar together in a medium saucepan
Cook over medium heat, stirring often, until sugar dissolves and mixture becomes a thick syrup, about 10-15 minutes. Remove from heat
Melt butter over medium heat in a saucepan at least 2 inches deep, and wide enough to contain butter and halibut
Stir in vanilla, and then add the halibut. Partially cover and cook for 5 minutes per side, turning once
Place halibut skin-side down on a baking sheet and sprinkle with salt. Broil for 2-3 minutes or until light golden brown
Place fillets on a serving dish and drizzle with ancho-orange mixture