Complex sentence: Some of the other servants made sure the Fatinelli family was aware of what happened; when they went to investigate, they claimed to have found angels in the Fatinelli kitchen, baking the bread for her.
Split into simpler sentences: Some of the other servants made sure the Fatinelli family was aware of what happened. When they went to investigate, they claimed to have found angels in the Fatinelli kitchen, baking the bread for her.