1 lg. can Pet milk, refrigerated overnight
Graham cracker crumbs
1/2 c. boiling water
1 box lemon Jello
3/4 c. sugar
Grated rind of 1 lemon & juice of 2 lemons

Dissolve Jello in boiling water; add sugar, rind and juice of the lemons. Whip milk until stiff. When Jello begins to congeal add to the whipped milk a little at a time. Sprinkle crumbs in bottom of a Pyrex baking dish or a tin pan. Pour Jello mixture over the top. Sprinkle crumbs on top also. Cut in slices when cold and set.