Half-and-Half diluted with water (Best Option)
3/4 cup Half-and-Half + 1/4 cup water per 1 cup whole milkHalf-and-half contains about 10-12% fat, higher than whole milkโs 3.5-4%, so diluting it with water adjusts the fat content to approximate whole milk. This balance helps maintain the emulsion and prevents the sauce from breaking during cooking.
For best results, mix thoroughly before adding to the filling and avoid overheating to prevent separation. Stir gently while cooking to maintain a smooth texture.
Compared to whole milk, this substitute preserves the creamy mouthfeel and richness essential for a classic chicken pot pie filling without making it too heavy or thin.