If we all screamed at once for ice cream, the resulting sonic boom would destroy the sun, turning the entire solar system into a freezer in which we could store more ice cream. Warm up your shoutin’ muscles with today’s Groupon to Zero Degrees Ice Cream, valid at the locations in Austin on Lakeline and Research Boulevards. Choose between the following options:

• For $7, you get two medium ice-cream cones with one mix-in and one quart of ice cream (a $14.57 value).
• For $13, you get a large ice-cream cake (a $26 value).
  
  

Chilled fists scoop and sculpt delectable dairy treats at Zero Degrees Ice Cream, which are made in-store daily from fresh ingredients. Choose from more than 36 frozen flavors to steer tongues away from equatorial climes, including classics such as vanilla and sweet cream as well as postmodern peach and pink peppermint candy. Before spooning your milky masterpiece onto its temporary waffled home, a cream-savvy curator blends one fruit, nut, or candy bar selection from the menu of mix-ins. Add texture with chewy Gummi bears or crunchy graham-cracker crumbles or invent unique combinations by scattering a Butterfinger into a raspberry base. Customers can go home with their carton-packed quart to keep taste buds preserved in sweet stasis beneath a creamy avalanche long after their cones have melted into their stomachs.

Ice-cream cakes combine the best parts of birthdays and tonsillectomies into a single decadent dessert. Dig through the Cookies and Cream cake’s two layers of ice cream and Oreo cookies to uncover a dark lair of devil’s food or wrap your tongue in strawberries and homemade frosting with the strawberry shortcake as fingers chart fork-bound passage to the arctic isles.