Try this Classic Hot Fudge Sauce recipe
Swapping low-fat milk for heavy cream will yield a thinner, less stable emulsion because milk lacks the necessary fat content to coat the sugar crystals properly. Understanding how fats and sugars interact at a molecular level determines whether a sauce turns out glossy and smooth or grainy and separated. Heavy-duty saucepans distribute thermal energy evenly across the base, preventing the scorching that ruins dairy-based chocolate mixtures during the initial simmer.
Prepared chocolate sauce stores safely in a sealed glass jar inside the refrigerator for up to two weeks, or in the freezer for up to three months. When reheating refrigerated portions, use a double boiler over simmering water or heat in short ten-second bursts in a microwave at fifty percent power to prevent the cocoa butter from seizing. Stirring vigorously during the warming phase reincorporates any moisture that separated during chilling. If the sauce thickens excessively after storage, whisking in a single drop of hot water restores the intended coating consistency without diluting the sugar balance.