Beat eggs and the 2 cups sugar until fluffy. Sift flour with baking powder. Add to egg mixture. Add vanilla, salt, milk, and butter. Pour into greased and floured 10-inch tube pan. Bake at 350 degrees F for 45 minutes. Cool and cut across middle. Whip cream with the 1/2 cup sugar. Frost the center and the top each with half the cream and 1 cup berries.