Orange Marmalade Fondue

3 tablespoons butter
3 tablespoons granulated sugar
1 tablespoon all-purpose flour
1/2 cup whipping cream
1/3 cup good quality orange marmalade
1/2 teaspoon grated orange rind
2 tablespoons orange liqueur (optional)

Heat butter in a fondue pot over low heat; stir in mixture of sugar and flour. Stir in cream; cook slowly stirring often. Stir in marmalade, orange rind and liqueur. Use as a dip for pineapple or banana chunks or cake squares.

Yields about 1 cup.