Possibly more than what's in the fridge, depending on the episode...

Owlvark: So I was thinking I'd have a beer during Burn Notice.
Duamuteffe: Luxury.
Owlvark: Yeah. And I thought maybe I'd make it interactive, so when Sam drinks, I drink.
Duamuteffe: In that case, baby, you are going to need more than one beer.