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Prep Time: 20 minutes
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Cook Time: 25-30 minutes
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Process Time (Water Bath Canning): 10 minutes
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Total Time: 1 hour
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Skill Level: Intermediate
Ingredients
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5 cups Granulated Sugar
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1 ½ cups Apple Cider Vinegar
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1 cup Finely Chopped, Seeded Jalapeño Peppers (about 10-12 medium peppers)
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1 cup Finely Chopped Green Bell Pepper (about 1 large pepper)
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2 teaspoons Coarsely Cracked Black Pepper
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1 (3-ounce) pouch Liquid Pectin (e.g., Certo)
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½ teaspoon Butter (optional, to reduce foaming)
Equipment
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Large, heavy-bottomed pot (at least 6-quarts)
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Wooden spoon
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Fine-mesh strainer or slotted spoon
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6 sterilized half-pint canning jars, lids, and bands
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Water bath canner with a rack
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Jar lifter and lid magnet
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Kitchen thermometer
Instructions
Phase 1: Preparation & Mise en Place (Time: 15-20 mins | Intensity: Low)
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Sterilize Your Jars: Wash jars, lids, and bands in hot, soapy water. Rinse thoroughly. Keep jars hot in a water bath canner or a low-temperature oven until ready to use. Place lids in a small saucepan of simmering (not boiling) water.
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Prepare the Peppers: This is the most important step for controlling the heat. Wear gloves to protect your hands. Cut the jalapeños in half lengthwise. Using a spoon, carefully scrape out and discard the seeds and white pith (the source of most of the heat). Finely chop the peppers. For a spicier jelly, you can leave in some of the seeds. Finely chop the green bell pepper.
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Measure and Set: Measure out all your ingredients. This is crucial, as the jelly-making process moves quickly once the sugar is added.
Phase 2: The Infusion (Time: 10 mins | Intensity: Medium)
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In your large, heavy-bottomed pot, combine the chopped jalapeños, green bell peppers, and apple cider vinegar.
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Bring the mixture to a boil over medium-high heat.
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Reduce the heat and simmer for 5 minutes. This softens the peppers and infuses the vinegar with their flavor.
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Optional Texture Step: For a smoother, more traditional jelly, strain the mixture through a fine-mesh strainer, pressing down on the solids to extract all the flavorful liquid. Discard the solids. For a more rustic jelly with bits of pepper, you can skip this step. We recommend keeping the peppers for added texture and visual appeal.
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Return the liquid (and peppers, if using) to the pot. Stir in the coarsely cracked black pepper and the optional butter (this helps minimize foam).
Phase 3: The Boil (Time: 5-10 mins | Intensity: High)
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Crucial Step: Add the 5 cups of sugar all at once. Stir constantly over medium-high heat until the sugar is completely dissolved. Scrape the bottom of the pot to prevent scorching.
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Once the sugar is dissolved, increase the heat to high and bring the mixture to a full, rolling boil—a boil that cannot be stirred down. This is where the magic happens.
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Boil hard for 5 minutes, stirring constantly. Watch the clock and the pot carefully. The mixture will foam up significantly. Adjust the heat as needed to maintain a rolling boil without letting it boil over.
Phase 4: Set and Jar (Time: 5 mins | Intensity: High)
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After 5 minutes of hard boiling, quickly stir in the entire pouch of liquid pectin.
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Return to a full, rolling boil and boil for exactly 1 minute, stirring constantly. Do not overcook, or the jelly will be too firm.
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Remove the pot from the heat. Skim off any foam that has formed on the surface with a metal spoon. (A tiny bit of butter helps this foam dissipate).
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Ladle the hot jelly immediately into your hot, sterilized jars, leaving ¼-inch of headspace at the top.
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Wipe the rims of the jars with a clean, damp cloth. Center the lids on the jars, and screw the bands on until fingertip-tight.
Phase 5: Water Bath Processing (Time: 10 mins | Intensity: Medium)
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Carefully place the filled jars onto the rack in your water bath canner. Ensure there is at least 1 inch of water covering the tops of the jars.
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Bring the water to a gentle, rolling boil. Process the jars for 10 minutes (adjust for altitude if necessary).
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Using a jar lifter, carefully remove the jars from the canner and place them on a towel-lined counter. Do not disturb them.
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Let the jars cool completely (12-24 hours) undisturbed. You should hear a satisfying “ping” as each jar seals. Check the seals by pressing the center of each lid; it should be firm and not move.
Final Step: Label and store in a cool, dark place for up to a year. Once opened, refrigerate and enjoy within a month.
Nutrition Information (per 1 tablespoon serving)
Please note: This is an estimate based on standard ingredient values. Actual nutritional content may vary.
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Calories: 50
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Total Fat: 0g
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Saturated Fat: 0g
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Trans Fat: 0g
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Cholesterol: 0mg
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Sodium: 0mg
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Total Carbohydrates: 13g
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Dietary Fiber: 0g
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Total Sugars: 13g
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Includes 12g Added Sugars
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Protein: 0g
