Cake

1. Preheat oven to 315F/157C and grease a 10 cup Bundt Pan. 
2. In the bowl of a stand mixer fitted with a paddle attachment or large bowl with a hand held mixer beat the butter for 2-3 minutes, until very light and fluffy. Add the granulated sugar and beat for another 6-8 minutes, the mixture will become very thick and fluffy. 
3. Add the eggs one at a time. Gently fold in the flour then gently add the 7-Up, zest, and fresh juices.
4. Pour into prepared pan and bake for 1 hour 8 Minutes- 1 Hour 12 Minutes, or until the cake is golden brown and if a knife is inserted not wet batter comes out 
5. Let the cake cool on a wire rack for 30 minutes before inverting on to a serving plate. Let cool completely before glazing the cake. 

Glaze

1. In a small bowl sift the powdered sugar then add the 7-Up Soda, whisk to combine. Use a spoon to drizzle over cake.  
2. Store the cake in an air-tight container at room temperature for up to 3 days.