Preheat oven to 350 degrees. Grease and flour a 9"x5" loaf pan. Combine 1-1/4 cups milk, eggs and vanilla; set aside.
In a large bowl combine flour, sugar, baking powder, salt and soda. Cut 6 Tbs. butter into pieces; with pastry blender or 2 knives cut into flour mixture until it forms a pea-size crumbs.
Stir in reserved milk mixture until just combined.
Fold in fruit and 1 tsp. zest. Pour batter into pan. Bake 1 hour, 25 minutes, or until toothpick inserted into center comes out clean.
Cool on rack 15 minutes. Remove from pan to cool completely.
Melt remaining butter: combine with confectioners' sugar and remaining milk and zest until smooth. Drizzle over cake.