Spring Chicken Recipe

Ingredients:
2 tablespoons unsalted butter, softened, 5 garlic cloves, 1 minced, 1 tablespoon grated ginger, plus 12 slices ginger, Salt and fresh black pepper, One 4-pound chicken, 1 onion, quartered, 2 serrano chiles, seeded and thinly sliced, 1 lime, quartered, 1/2 cup chicken stock, 1 tablespoon Asian fish sauce