Berry Sauce

Fresh strawberries (or blueberries) cooked with sugar, spiked with lemon and cognac, then strained through a sieve for a silky, seed-free sauce with a glossy sheen. This is a proper dessert sauce that belongs drizzled over ice cream, pooled under fresh fruit, or spooned alongside cake.

Cooking the berries in sugar just until hot releases their juice without turning them to mush. A 5-minute simmer with lemon juice and grated lemon zest concentrates the fruit flavor and adds a citrus brightness that prevents the sauce from tasting flat or one-note sweet.

Forcing the mixture through a sieve removes every seed and bit of pulp, leaving behind a clean, jewel-toned liquid. This step is what separates a rough berry compote from a refined dessert sauce.

The cornstarch dissolved in cognac is the finishing touch. Stirred into the strained berry liquid and cooked over low heat, it thickens the sauce to a clear, glossy consistency that clings to a spoon and drapes beautifully over whatever you’re serving. The cognac adds a warm, brandy depth that you taste at the very end of each bite.

Chef Tips

• Use more sugar if working with fresh berries that are tart. Frozen berries are typically sweeter and need less.
• Stir constantly while the cornstarch mixture cooks. It goes from cloudy to clear in about a minute, and that’s when it’s done.
• Press firmly on the solids in the sieve to extract every drop of liquid. A rubber spatula works well.
• This sauce keeps in the fridge for a week. Reheat gently or serve cold. Both work.

Variations

• Grand Marnier swap: Use Grand Marnier instead of cognac for an orange-berry combination.
• Non-alcoholic: Replace the cognac with fresh orange juice. Dissolve the cornstarch in the juice before adding.
• Raspberry version: Raspberries make a particularly beautiful deep red sauce, though straining is essential to remove the many tiny seeds.