Lol You’re overthinking it. People organizing such nights among friends are not officially hosting the event and are not always play as the house. The person who plays as the house is rotating
I’ve never just had that played in such nights because of the house issue.
The house edge for standard blackjack is 61 cents for every $100 bet.
If the house provides snacks then they lose out.
I would’ve expected it to be way worse. Is this with perfect plays? Because when we’ve been to casino it’s always house raking in money because people are shit players and go over constantly