Bring the cream to the boil, remove from the stove. Break chocolate into pieces and melt in the cream while stirring. Stir egg yolk and 1 tbsp. sugar. Stir in still hot chocolate cream.
Preheat oven (electric cooker: 125°C/circulating air: 100°C/gas: not suitable). Place a flat, ovenproof dish (approx. 300 ml content) on the fat pan of the oven. Pour in the mixture. Pour hot water into the fat pan until.
Pour 1/2 cm under the edge of the mould. Leave in the hot oven for 50-60 minutes. Remove the mould and let it cool down, then put it in a cool place for at least 6 hours.
Wash the strawberries and dab dry. Sprinkle cream evenly with 1 tablespoon of sugar. Caramelise briefly with the kitchen gas burner or under the hot oven grill until golden brown. Add the strawberries.