Step 1:
Thaw & Collect Juice: Thaw frozen blackcurrants, collecting released juice.
Combine Ingredients: In a saucepan, mix blackcurrants, collected juice, sugar, and lemon juice.
Step 2:
Heat & Dissolve: Heat over medium, stirring until sugar dissolves.
Boil & Simmer: Bring to a boil, then simmer for 20-30 mins until thickened, stirring occasionally.
Check Consistency: Test on a chilled plate; it's ready if it wrinkles and holds shape.
Step 3:
Cool & Blend (Optional): Cool slightly, blend for smoother texture if desired.
Pour & Seal: Pour into clean, sterilized jars, leaving space at the top. Seal jars.
Cool & Label: Allow jars to cool completely. Label with date and contents.