eat up a storm or eat a storm
When you eat up a storm, you’re like a dragon that just landed in a kitchen. You burn through the food and leave nothing but crumbs and regret.
At the family dinner, my aunt ate up a storm and ate the salad, the main course, and the dessert.
My friend ate up a storm at the buffet and left the waiter speechless.
I ate up a storm at the restaurant and had to leave because my stomach was screaming.