Hazırlanışı
1Preheat oven to 190°C. Butter 4 ramekins (150 ml each) and dust lightly with grated Parmesan.
2Melt 50g butter in a saucepan, whisk in 40g flour, cook 2 minutes stirring constantly to form roux.
3Gradually whisk 309g milk into roux off heat, then return to medium heat and simmer 5 minutes, stirring occasionally, until thickened.