In a bowl, mix together flour and sugar, cut in
butter until crumbly. Press into a 9x13 inch baking
dish sprayed with shortening. Bake at 350 degrees
for 20 minutes. Remove from oven and cool on a wire
rack in the window while you make the filling.
In a bowl combine the sugar, flour, and salt. Stir
in egg yolks and cream. Add rhubarb. Pour over
crust and bake at 350 for 50 to 60 minutes or until
set. Back on the rack in the window while you make
the meringue.
In a mixing bowl, beat egg whites and cream of
tarter on medium speed until soft peaks form.
Gradually beat in sugar, a tablespoon at a time,
until stiff peaks form. Beat in vanilla. Pour over
still warm filling. Bake 12 – 15 minutes or until
golden brown. Back to the wire rack, then into the
refrigerator for 1 – 2 hours or until set.