Using a plastic bag with one of the corners cut off (cut into a small opening), scoop the dough into the plastic bag and push it to the part where the corner is snipped off. You can also use a piping bag.
Bring the remaining 3/4 cup milk to a scald in a saucepan. Pour the hot milk in small stream into the egg mixture, whisking consistently with a balloon whisk as you pour. Once incorporated, pour everything back into the saucepan.