How much frosting is needed for 144 2 cookies?

To frost 144 two-inch cookies, you'll typically need about 1 to 1.5 cups of frosting per dozen cookies, depending on how thickly you apply it. For 144 cookies (which is 12 dozen), you would need approximately 12 to 18 cups of frosting. Adjust the amount based on your frosting preference and the specific recipe used.