How to Make St. Louis Gooey Butter Cake Bars
Test cook Bryan Roof makes host Bridget Lancaster famous St. Louis Gooey Butter Cake Bars. Get the recipe for St. Louis Gooey Butter Cake Bars: Buy our recommended baking pan: ABOUT US: Located in Boston’s Seaport District in the historic Innovation and Design Building, America’s Test Kitchen features 15,000 square feet of kitchen space including…