1.Heat half the oil and half the butter in large frying pan. Add bread; cook, stirring, until browned lightly. Add garlic; cook, stirring, until fragrant. Stir in nuts, rind, parsley and currants. Remove from pan.
2.Heat remaining oil and butter in pan. Add zucchini; cook, turning gently, until just tender. Serve zucchini sprinkled with crisped bread mixture.
If baby zucchini with the flowers attached are not available, replace with small zucchini cut into quartered lengths.Note