Heat oven to 350. Grease & flour 12 c. bundt pan. Mix flour, baking powder, and salt - set aside. Beat butter, sugar, lemon extract & rind, and eggs in a large bowl with an electric beater on low for 30 seconds, and high for 5 minutes (scrapping bowl). Beat in flour alternately with milk on low speed, beginning and ending with flour. Pour into pan. Bake 1 hour 10 minutes or until toothpick inserted in center comes out clean. Cool 20 minutes, then remove from pan and cool on wire rack.
Glaze with 4 tbsp. lemon juice and 1/4 cup granulated sugar.