Finnish Rye Cookies
["1/2 c. butter or margarine, softened", "1/3 c. sugar", "1 to 1 1/2 c. rye flour", "1 egg, beaten", "1/2 c. flour (all-purpose)"]
["Heat oven to 400\u00b0.", "Beat butter and sugar until light and fluffy.", "Stir in rye and all-purpose flours.", "Mix in egg.", "Work dough to 1/8-inch thickness on light floured cloth covered board. Cut into 2-inch circles.", "Place cookies 1 inch apart on greased baking sheets.", "Cut hole slightly off center with small bottle cap or thimble.", "Prick entire cookie with a fork.", "Bake until light brown, 5 to 7 minutes.", "Cool on wire racks.", "Makes about 3 1/2 dozen cookies."]
["butter", "sugar", "rye flour", "egg", "flour"]