Recipe for Tuna and Rice Slice:
Ingredients
1 cup rice
2 eggs
1 onion
5 tblsp butter
500g can tuna
3 tblsp flour
500 ml milk
1 tsp dry mustard
1 tsp paprika
salt and pepper
60g cheese
2 tblsp chopped parsley
2 tblsp lemon juice

Cook the rice in boiling salted water until it is tender.Drain well and rinse under hot running water.
Mix the rice, 1 egg, finely chopped onion and 2 tablespoons melted butter. Mix well.
Press over base and sides of a well greased 18 cm x 28 cm lamington tin.
Drain tuna and reserve liquid.
Press flaked tuna over rice, pressing down firmly.
Melt 3 tablespoons of butter in a pan. Add flour and stir for one minute.
Remove the pan from heat. Add milk and reserved tuna liquid and stir until combined.
Return to heat and stir until the sauce boils and thickens.
Add mustard, paprika, salt and pepper. Stir until well combined.
Add a beaten egg, grated cheese, parsley and lemon juice. Stir until mixed.
Pour sauce over tuna.
Bake uncovered in a moderate oven for 10 minutes or until top is firm.