Plain Soufflé

• 2 ½ tablespoons (40 g) softened butter, plus butter for the molds
• Scant ½ cup (

Preheat the oven to 425°F (210°C).

Lightly butter four individual soufflé molds about 4 in. (10 cm) wide. Sprinkle in some sugar and turn to coat the sides of the molds with it. Pour out any excess sugar, then place the molds upside down on a large platter in the refrigerator w