Ep. 648. What should one do if they went out in the middle of the meal for a long period of time. (e.g., an hour or two). When they come back to the meal do they have to rewash their hands for bread.

What should one do if they went out in the middle of the meal for a long period of time. (e.g., an hour or two). When they come back to the meal do they have to rewash their hands for bread.