Soak Basil Seeds: Soak sabja (basil) seeds in water for 10–15 minutes until they swell and become gelatinous.
Cook Vermicelli: Boil falooda sev (thin vermicelli) according to package instructions. Drain and rinse with cold water.
Prepare Milk: Chill boiled milk and mix with sugar and rose syrup for flavor.
Layer Ingredients: In a tall serving glass, add soaked basil seeds at the bottom.
Add Vermicelli: Layer cooked falooda sev over the seeds.
Pour Milk: Slowly pour chilled rose-flavored milk into the glass.
Top & Serve: Add a scoop of vanilla or kulfi ice cream, garnish with nuts or jelly, and serve immediately chilled.