💜🍰 Lavender Swiss Roll Cake

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🧾 INGREDIENTS (Serves 6–8)

🔹 Sponge Cake

• 4 large eggs (separated)
• 80 g granulated sugar (divided: 40 g + 40 g)
• 60 ml milk
• 50 ml vegetable oil
• 80 g cake flour
• 1 tsp vanilla extract
• 1/2 tsp lemon juice or vinegar
• Pinch of salt

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🔹 Lavender Cream Filling

• 200 ml heavy cream
• 30 g sugar
• 1–2 tsp dried culinary lavender (or lavender extract)
• Purple food coloring (optional)

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🔹 Decoration (Optional)

• Whipped cream
• Lavender flowers
• Ice cream scoops
• Mint leaves

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🔥 INSTRUCTIONS

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Step 1: Prepare the Batter

1. In a bowl, whisk egg yolks + 40 g sugar until pale
2. Add milk, oil, vanilla → mix well
3. Sift in cake flour → mix until smooth

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Step 2: Make Meringue

1. Beat egg whites + salt + lemon juice
2. Gradually add 40 g sugar
3. Whip until soft peaks (not stiff)

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Step 3: Combine

• Fold meringue into yolk batter in 3 parts
• Mix gently to keep it airy

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Step 4: Bake

• Pour batter into lined tray (about 25x30 cm)
• Bake at 170°C (340°F) for 12–15 minutes

👉 Cake should be soft and lightly golden

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Step 5: Roll While Warm

• Remove cake, flip onto parchment
• Peel off baking paper
• Roll gently with a towel

👉 Prevents cracking

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Step 6: Make Lavender Cream

1. Heat cream slightly with lavender → let infuse 10 minutes
2. Strain out lavender
3. Chill completely
4. Whip with sugar until soft peaks

👉 Add purple color if desired

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Step 7: Assemble

• Unroll cake
• Spread lavender cream evenly
• Roll tightly again

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Step 8: Chill

• Refrigerate at least 1 hour
• Helps set shape

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Step 9: Decorate

• Pipe whipped cream
• Add ice cream scoops
• Garnish with lavender + mint

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💡 PRO TIPS

🔥 1. No Crack Roll

• Roll cake while warm
• Don’t overbake

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🔥 2. Strong Lavender Flavor

• Infuse cream longer for stronger taste
• Or use food-grade lavender extract

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🔥 3. Perfect Texture

• Soft peaks cream → not too stiff
• Cake must stay moist

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⚠️ COMMON MISTAKES

• ❌ Overbaking → dry + cracks
• ❌ Overwhipping cream → grainy
• ❌ Too much lavender → bitter taste

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🔥 TEXTURE & FLAVOR

• Sponge: soft, fluffy, slightly elastic
• Filling: creamy, floral, lightly sweet
• Overall: light, elegant, not heavy

👉 Đây là kiểu dessert “high-end cafe” 💎

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📊 STORAGE

• Fridge: 2–3 days
• Best served chilled

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✨ VARIATIONS

• Matcha + lavender combo 🍵
• Blueberry lavender roll 🫐
• Lemon lavender (fresh + fancy) 🍋