Banana-Walnut Ice Cream w/ Maple Drizzle

• 13.5 ounce can of coconut milk

• 1/4 cup raw honey

• 2 egg yolks

• 1 banana, mashed

• 1/8 cup chopped walnuts (extra for garnish if desired)

• 1 teaspoon banana extract

• Maple syrup (optional drizzle)