This is the 17688th most frequent Russian word.
угощали
"Угощали" means "treated" or "offered food/drink."
In this sentence, 'угощали' is used in the context of providing food or drinks to guests as a form of hospitality.
На праздничной вечеринке гостей угощали вкусными угощениями.
At the festive party, guests were treated to delicious refreshments.
Here, 'угощали' reflects the act of offering treats (ice cream) as an enjoyment or reward.
Нас угощали мороженым после долгой прогулки в парке.
We were treated to ice cream after a long walk in the park.
This usage of 'угощали' describes the act of giving out sweets to children as part of a festive occasion.