Dairy-Free Lime Bars

Heat the oven to 350ºF.In a mixer, beat the margarine into the flour, salt, and sugar and mix until it forms a bowlful of sandy crumbs.Pat this mixture firmly into a well-greased 8×8-inch pan and bake for 20 minutes, until deeply golden.Meanwhile, whisk together the sugar, flour, and baking powder, then whisk in the lemon juice and zest and the eggs.

Whisk until smooth, then pour over the partially-baked crust and bake for 25 minutes.Cool, then sift powdered sugar over the top and cut into 16 squares.