Complete written recipe with ingredients, method, nutrition, nut information, storage, and Q&A — no images.
1. Recipe information
Preparation time: 15 minutes
Cooking time: 15–20 minutes
Cooling time: 1–2 hours
Total yield: Approximately 1–1.2 litres
Servings: 4–5 glasses
Difficulty: Easy
2. Ingredients
Ingredient
Quantity
Red/purple cabbage, finely shredded
2 cups (150–200 g)
Fresh or frozen blueberries
1 cup (140–150 g)
Water
5 cups (1.2 litres)
Fresh lemon juice
2–3 tablespoons
Honey or sugar
1–3 tablespoons, optional
Fresh mint leaves
A few, optional
Lemon slices
For serving, optional
Ice cubes
As needed
3. Step-by-step method
Step 1: Prepare the ingredients
Wash the red cabbage and blueberries thoroughly. Remove the hard cabbage core and finely shred the leaves.
Step 2: Cook the cabbage and blueberries
Add the shredded cabbage, blueberries, and water to a saucepan. Bring to a gentle boil, then reduce the heat and simmer for 10–15 minutes until the water becomes deep purple.
Step 3: Strain the mixture
Turn off the heat and allow the mixture to cool slightly. Pour it through a fine-mesh strainer into a clean bowl. Press gently with a spoon to extract the remaining liquid. Discard or compost the solids.
Step 4: Add lemon juice
Allow the strained liquid to cool further. Add the lemon juice and stir well. The acidity may change the colour from dark purple to reddish-purple.
Step 5: Sweeten if desired
Add honey or sugar to taste. For a sugar-free version, leave out the sweetener.
Step 6: Chill and serve
Refrigerate for 1–2 hours. Serve cold over ice, garnished with lemon slices, mint leaves, or a few blueberries.
4. Nutrition information
Approximate nutrition per 250 ml glass, without added sweetener:
Nutrient
Estimated amount
Calories
15–35 kcal
Carbohydrates
4–8 g
Natural sugars
3–6 g
Protein
0.3–0.8 g
Fat
0–0.3 g
Fibre
Low after straining
Vitamin C
Variable
Anthocyanins
Variable
Actual values depend on the ingredients, cooking time, straining, and final quantity. Adding sweetener increases the calorie and sugar content.
5. Nut information and allergies
This recipe is naturally nut-free when made with the ingredients listed.
Peanuts: Not included.
Almonds: Not included.
Cashews: Not included.
Walnuts: Not included.
Pistachios: Not included.
Other tree nuts: Not included.
Dairy: Not included.
Gluten: No gluten-containing ingredients.
Honey: Optional; never give honey to children under 12 months.
If preparing the drink for someone with a nut allergy, check ingredient labels for cross-contact warnings and use thoroughly cleaned utensils and equipment.
6. Tips for better results
Use fresh, deeply coloured red cabbage for a richer purple shade.
Use ripe blueberries for a fruitier flavour.
Add lemon juice after cooking to preserve a fresher citrus taste.
Strain twice for a smoother drink.
Add sparkling water just before serving for a fizzy version.
Avoid adding too much sugar if you want a lower-calorie drink.
For a stronger blueberry flavour, lightly crush the berries before simmering.
7. Storage instructions
Transfer the cooled drink into clean, covered bottles.
Refrigerate promptly at
4
∘
C
4
∘
C or below.
For best quality, consume within 2–3 days.
Do not leave it at room temperature for extended periods.
Do not assume that sealed bottles are safe for pantry storage; this homemade recipe has not been validated for shelf stability.
Discard the drink if it develops mould, an unusual smell, unexpected fizzing, or other signs of spoilage.
8. Questions and answers (Q&A)
Q1. What is this drink called?
It can be called purple cabbage and blueberry infusion, red cabbage juice, or a blueberry-cabbage cooler.
Q2. What are the potential benefits?
Red cabbage and blueberries contain anthocyanins and other plant compounds. The drink can be part of a balanced diet, but there is no good evidence that it detoxifies the body or cures disease.
Q3. Can I drink it every day?
A moderate glass may fit into a balanced diet. Choose the unsweetened version when possible, and eat whole fruits and vegetables as well to obtain more fibre.
Q4. Can I prepare it without boiling?
Yes. Blend washed cabbage, blueberries, and cold water, then strain if desired. The flavour will be stronger and more vegetable-like. Keep it refrigerated and consume promptly.
Q5. Can I replace blueberries?
Yes. Blackberries or a mixture of blueberries and blackberries can be used. The taste and final colour will vary.
Q6. Why does the colour change after adding lemon?
Red cabbage contains natural pigments called anthocyanins. These pigments respond to acidity, so lemon juice can make the drink look redder or more reddish-purple.
Q7. Can I use it for weight loss?
The unsweetened drink is relatively low in calories, but it does not directly burn fat. Weight management depends on your overall diet, activity, and other lifestyle factors.
Q8. Can I give it to children?
The ingredients are commonly used as foods, but prepare the drink hygienically and avoid excess added sugar. Never give honey to a child under 12 months.
Q9. Is it suitable during pregnancy?
The ordinary food ingredients may be included in a balanced diet, provided they are prepared hygienically. Avoid unpasteurized commercial juice and consult a healthcare professional if you intend to use concentrated preparations regularly.
Q10. Can I make it without sugar and honey?
Yes. The blueberries provide some natural sweetness, while lemon gives the drink a refreshing taste.
Q11. Can I store it without refrigeration?
No. This homemade drink has not been tested or processed for safe room-temperature storage. Keep it refrigerated.
Q12. Does straining affect its nutrition?
Yes. Straining removes most of the solid material and much of the fibre. Some vitamins and plant compounds are also affected by heating.
9. Final recommendation
For a refreshing, deep-purple drink, use red cabbage, blueberries, water, and fresh lemon juice. Leave out the sweetener for a lower-sugar version, chill thoroughly, and serve fresh.