"Well then." She sets her coffee mug down on the nearest counter and cracks her knuckles. "I propose to settle the debate - cook something from things in here, and you eat them, and you'll both win."
Head-bashing Dalek invaders or not, Oswin is ruthless as a provisions finder. It helps that the bar seems to have stocked everything fairly logically, making flour, sugar, buttermilk powder, pecans, salt, and cinnamon all very easy to find.