1
Adjust rack to the middle of the oven. Coat a bundt cake pan with nonstick cooking spray and dust with flour (including the tube in the center of the bundt pan); set aside.
2
With electric mixer on medium speed, beat butter, for about 2 minutes. Gradually add sugar while continuing to beat, until it’s smooth, light and fluffy, about 3 - 5 minutes.
3
Beat in eggs, one at a time, just until combined. Add lemon extract.
4
Reduce speed to low and gradually add flour, one cup at a time. Mix on low just until ingredients are combined, about 30 seconds to 1 minute.
5
Carefully, fold in 7-up pop, just till it’s combined. Pour batter into bundt pan and bake at 350° for about 1 hour to 1 hour and 15 minutes, or until a toothpick inserted comes out clean.
6
Cool for 10 minutes, then remove from pan. Dust with powdered sugar or pour a glaze of your choice over the cake.