Syrup Custard recipe

1 cup sugar cane syrup
1/2 cup granulated sugar
1/2 cup (1 stick) butter or margarine
3 eggs
1/4 teaspoon baking soda
1 tablespoon flour
Pinch of salt
Dry orange peel, grated

Mix sugar, syrup, baking soda and salt. Let come to a boil. Cool. Store in butter, eggs, flour and orange peel. Put into unbaked crust and bake in slow oven.