Lemon Buttermilk Poundcake with Glaze

BATTER:
1/2 pound unsalted butter, room temp
2 cups sugar
2 1/2 cups flour
2 teaspoons baking powder
4 large eggs + 3 yolks
1/2 cup buttermilk
1 tablespoon grated lemon zest
1 tablespoon lemon juice
1 teaspoon vanilla

GLAZE:
1/2 cup water
1/2 cup sugar
1/3 cup lemon juice
2 teaspoons vanilla

BERRY COMPOTE:
1 pint strawberries - rinse, hull and half
1/2 pint raspberries
1/2 pint blueberries
1/4 cup sugar

Set a rack in the lower third of the oven and preheat to 325ºF. Butter a 10-inch bundt pan and flour the buttered surface, shaking out the excess. Combine butter, sugar, flour and baking powder in mixer with paddle. Beat on low speed 2 minutes. Combine remaining ingredients and add to mixer in 3 additions, beating 1 minute between each addition. Scrape batter into prepared pan and bake for about 1 hour, until cake is well risen and well colored and a knife inserted between the edge and tube emerges clean. Place cake on a rack in pan.

For glaze, combine water and sugar and bring to a boil in a saucepan. Remove from heat and add lemon juice and vanilla. Unmold cake and brush glaze evenly all over outside of cake. Cool and wrap for storage. The berry compote, combine all ingredients, cover and refrigerate several hours. Serve slices of the cake with the compote.