Whisk egg yolks with sugar until light. Add softened butter, lime zest, sifted flour and powdered yeast. Chill. Roll out dough and cut 20 cm diametre discs.

• 蛋黄加糖打发后加入奶油、莱姆丝、过筛的面粉及酵母粉等揉成面团后冷藏。将面团杆平并切成直径20公分的圆饼。