Cookie Dough Cream Puffs

Name: Cookie Dough Cream Puffs
Cuisine: American
Ingredients: 125 grams water ((½ cup + 1 Tbsp)); 125 grams whole milk ((½ cup + 1 Tbsp)); 5 grams sugar ((½ tsp)); 5 grams fleur de sel (or other sea salt) ((½ tsp)); ½ cup unsalted butter ((1 stick)); 140 grams flour ((¾ cup + 2 Tbsp)); 4 eggs; ¾ cup flour; 1 cup unsalted butter, at room temperature; 1 cup brown sugar, packed; ¼ cup sugar; 2 tsp vanilla extract; ¼ tsp salt; ¼ cup heavy (whipping) cream; ⅔ cup mini chocolate chips; 8 oz chocolate, chopped finely ((I used 60% cacao)); ⅔ cup heavy (whipping) cream