Phase 1 / Step 1: Make the Kataifi Batter: In a mixing bowl, whisk together flour, cornstarch, sugar, and salt, add vegetable oil and water, whisk until smooth, and let rest 30 minutes.
Phase 1 / Step 2: Cook the Kataifi Pastry: Heat non-stick pan, pipe thin strands from squeeze bottle in circular motions for 30–45 seconds, transfer onto a towel, cover to prevent drying.
Phase 2 / Step 1: Prepare the Pistachio Cream: Microwave white chocolate and double cream in short bursts until smooth, blend pistachios with pinch of salt into a paste, mix into chocolate, stir in butter until creamy.
Phase 2 / Step 2: Toast the Kataifi: Melt butter in pan, add cooked kataifi strands, toast gently until golden, stir into pistachio cream for extra crunch.
Phase 3 / Step 1: Chill the Mixture: Refrigerate the pistachio-kataifi mixture for about 1 hour until firm enough to shape.
Phase 3 / Step 2: Shape the Truffles: Scoop chilled mixture and roll into bite-sized balls using a cookie scoop or hands.
Phase 4 / Step 1: Coat in Chocolate: Melt milk chocolate until smooth, dip each ball for full coverage, let excess drip off.
Phase 4 / Step 2: Garnish and Set: Place coated balls on parchment paper, sprinkle chopped pistachios on top.
Phase 4 / Step 3: Chill and Serve: Refrigerate until chocolate shell is set, serve chilled.