You probably added too much eggs. u003cbr/u003eu003cstrongu003eFIX #1:u003c/strongu003e Don't just add raw flour into the runny dough to thicken it, you won't get the proper pastry shells that way. Instead, make a half batch of dough on stovetop (without eggs) and mix it in with the runny choux pastry.u003cbr/u003eu003cstrongu003eFIX #2: u003c/strongu003eNext time, add the eggs one at a time and check the consistency of the dough after the 3rd egg and additional egg as needed.