– 250 ml (1 cup + 2 tsp) water – 70 grams (5 tbsp) butter – 150 grams (1 cup) all-purpose flour – 4 eggs – ⅛ teaspoon salt – 350 ml (1 ½ cup) cold milk – 30 grams (3 ¾ tbsp) corn starch – 100 grams (½ cup) sugar – 75 grams (⅓ cup) butter at room temperature – 200 ml (¾ cups + 2 tbsp) heavy whipping cream, cold – 1 teaspoon vanilla extract – 150 grams (¾ cups) chocolate chips – 125 grams (½ cup plus 2 tsp) heavy cream
8. In a small bowl dissolve a cornstarch in 3-4 tablespoons of milk. 9. To a small sauce pan add the remaining milk and bring to a simmer. Add 50 grams (¼ cup) of sugar and stir until sugar dissolves. When milk starts to boil, add a dissolved cornstarch and whisk until no lumps remain. Remove from the heat and cool until just slightly warm or completely cold.
14. Melt the chocolate chips and heavy whipping cream in a medium saucepan set over a pot with about 1 inch of boiling water. Whisk until the mixture is nice and smooth. Remove from the heat and cool for a few minutes. Dip the top of each eclair into the chocolate glaze and set aside to allow the glaze to harden.