Wash the oranges and grate them dry. Peel off an orange peel with a zest ripper. Peel oranges so that the white skin is completely removed. Remove the fillets with a sharp knife between the parting skins. Press the juice from the parting skins into a bowl. Mix with maple syrup, zest and lemon juice. Season with salt and pepper. Fold in the oil.
Clean and wash the radicchio and chicory and cut into large pieces. Peel onions and cut into rings. Cut cress from the bed
Arrange salad with onion rings and orange fillets. Sprinkle with cress and sprinkle with vinaigrette