Steamed Asparagus with Almond Butter

Bahan-bahan (8 porsi)

• 2 pounds thin asparagus, (tough ends trimmed off)
• 6 tablespoons (3/4 stick) salted butter, (divided)
• 3 tablespoons finely chopped shallots
• 1 large garlic clove, (minced)
• 3 tablespoons chopped fresh parsley
• 2 teaspoons freshly squeezed lemon juice
• 2 teaspoons finely grated lemon zest
• 1/2 cup sliced almonds