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Grape-Walnut Conserve
This Grape Walnut Conserve is a classic vintage preserve recipe combining the sweetness of grapes with the rich texture of walnuts, tartness of lemon, and depth from raisins. Conserve differs from jam because it includes chunks of fruit and nuts, giving it a rustic, hearty texture. Perfect for spreading on toast, pairing with cheese, or serving alongside roasted meats, this conserve reflects an old-fashioned preservation technique that balances sweetness and nuttiness beautifully.
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Prep Time 20 minutes
Cook Time 1 hour
Total Time 1 hour 20 minutes
Course Preserves
Cuisine American
Servings 7 half-pint jars
Calories 72 kcal

Ingredients
  

  • 6 lbs grapes (preferably Concord or seedless)
  • 2 lbs raisins
  • 3 cups granulated sugar
  • 1 cup English walnuts (chopped)
  • 2 oranges (peeled and finely chopped)
  • 1 lemon (juiced)

Instructions
 

Step 1: Prepare the Grapes

  • Wash grapes thoroughly.
  • Remove stems and seeds if using seeded grapes.

Step 2: Combine Base Ingredients

  • In a large pot, combine grapes, raisins, oranges, lemon juice, and sugar.
  • Stir well to evenly coat the fruit.

Step 3: Cook the Conserve

  • Bring the mixture to a gentle boil over medium heat.
  • Reduce to low and simmer for 1 hour, stirring occasionally to prevent sticking.

Step 4: Add Walnuts

  • Stir in the chopped walnuts during the last 5 minutes of cooking.

Step 5: Store and Cool

  • Pour the hot conserve into sterilized jars, leaving ¼ inch headspace.
  • Seal and cool completely before storing.

Tips

  • Use seedless grapes to avoid the extra step of deseeding.
  • Lightly toast walnuts before adding for deeper flavor.
  • Add a pinch of salt to enhance sweetness and fruit notes.
  • Substitute pecans if walnuts are unavailable or preferred.
  • If mixture seems thin after 1 hour, simmer 5 to 10 minutes longer to thicken.
  • For a brighter citrus note, add a little grated lemon or orange zest.
  • Store in sterilized jars in the refrigerator or water-bath can according to safe canning practices.
  • Excellent served with cheese boards, roast turkey, or spread on toast or scones.
  • For less sweetness, reduce sugar slightly and cook a bit longer to set.
  • Add warm spices (clove or cinnamon) for a holiday flavor profile.

Nutrition

Calories: 72kcalCarbohydrates: 18gProtein: 0.8gFat: 1.2gSaturated Fat: 0.2gPolyunsaturated Fat: 0.5gMonounsaturated Fat: 0.3gSodium: 2mgPotassium: 105mgFiber: 1gSugar: 16gVitamin A: 25IUVitamin C: 3mgCalcium: 12mgIron: 0.3mg
Keyword grape conserve, heritage recipe, holiday preserve, homemade jam, New England recipes, old-fashioned conserve, vintage recipe, walnut conserve
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