1tof strong lime juiceI used Volcano Lime Burst - I found it at Whole Foods. The link is for a 24 pack, I just bought one as I'm not a expecting to have to bunker in my house and survive on lime juice any time soon.
2limes
Avocado Frosting Ingredients
1avocado
1cupof powdered sugar
1/4cupof butter
Lime Cream Cheese Frosting Ingredients
1 8ozpackage of cream cheeseroom temperature
1/4cupbutterroom temperature
4Cpowdered sugarI recomend that you sift it
1tlime extractI couldn't fine lime extract at Whole Foods so I bought it here.