⭐ Buttermilk (Best Fat-Free Option)
1:1 (1 cup buttermilk per 1 cup chicken broth)Buttermilk provides moisture and mild acidity that tenderizes gluten and reacts with baking soda or powder to produce a lighter crumb. It also adds a subtle tang that enhances the cake’s flavor.
Ensure to balance leavening agents accordingly, as buttermilk’s acidity affects rising. Use at room temperature for best incorporation.
Compared to broth, buttermilk produces a more tender, slightly tangy cake with improved rise and moistness.