This is one of my Dad's best recipes, although I don't know where he got it :(
0.5 c sugar
0.5 c (1 stick) unsalted butter
1 c flour
1 tsp baking powder
12 purple prunes or Italian plums
1/2 lemon, juiced
0.5 tsp sugar
0.5 tsp cinnamon
Preheat oven to 350°.
Cut plums in half lengthwise and remove pits.
Cream butter until light and fluffy. Add sugar, flour, eggs, baking powder and a pinch of salt. Beat until just combined.
Pour batter into a greased springform pan.
Arrange plums on batter skin side up.
Sprinkle with mixed cinnamon and sugar. Squeeze lemon juice over torte.
Bake for an hour.