The impression is fresh for a while. What is the first thing you do?
Do you discuss it? Do you write some kind of review for yourself? Do you explore professional reviews/analyses instead to compare the perspectives? Do you give yourself some time to form an opinion? Do you do something else?
After having avoided spoilers I start searching discussions on it and theories to look through. Did this right after reading through all the A Song of Ice and Fire books, and more recently Fire and Blood