Half-and-Half with Butter (Best Option)
3/4 cup half-and-half + 1/4 cup melted butter per 1 cup heavy creamHalf-and-half has about 10-12% fat, which is lower than heavy cream’s 36-40%. Adding melted butter increases the fat content to approximate heavy cream’s richness, ensuring the omelette remains tender and creamy. The fat helps prevent the eggs from drying out and adds a smooth mouthfeel.
For best results, melt the butter and mix thoroughly with half-and-half before adding to the eggs. Use immediately to prevent separation. Avoid overheating to prevent fat separation.
This substitute yields an omelette very close in texture and richness to one made with heavy cream, preserving the luxurious mouthfeel and preventing dryness.