Crumb Cake
["1 pkg. dry yeast", "1/4 c. warm water (105~ to 115~)", "1/2 c. milk", "1/2 c. butter or margarine", "1 egg and 1 egg white", "1/2 tsp. salt", "1/2 c. granulated sugar", "1 1/2 c. flour"]
["Dissolve yeast in warm water.", "In saucepan, combine milk and butter; cut into pieces.", "Heat until just lukewarm.", "In mixing bowl, combine 1 egg and egg white, salt, sugar and 1/2 cup flour. Add remaining flour.", "Beat into a stiff batter for 2 minutes at high speed if using mixer.", "Spread into a greased 9 x 9-inch baking pan.", "Sprinkle topping over the dough; cover.", "Let rise in a warm place until almost doubled, about 1 hour.", "Bake at 350\u00b0 for 35 to 40 minutes.", "Cool on a rack.", "Cut into squares."]
["yeast", "warm water", "milk", "butter", "egg", "salt", "sugar", "flour"]