Preheat oven (electric cooker: 175 °C/circulating air: 150 °C/gas: see manufacturer). Grease a springform pan (20 cm Ø). Separate the eggs. Chill the egg white. Mix all egg yolks and 100 g sugar with the whisks of the mixer for about 5 minutes until creamy.
Gradually add 180 ml oil and limoncello. Carefully fold in flour and lemon peel. Beat the egg whites and 1 pinch of salt until stiff, adding 75 g sugar.
Fold the beaten egg white into the dough in 3 portions. Wash, clean and halve the strawberries. Put half the dough into the mould. Spread the strawberries on top, add the rest of the dough and smooth it down. Sprinkle with 1 tablespoon of sugar.
Bake in a hot oven for about 45 minutes. Remove from the oven, allow to cool and carefully remove from the mould.