>>83297939I feel you're overreacting, she's said on stream before that she things cooking is a good skill and multiple people in chat said that they were good cooks. She probably saw it and got the idea to make a tweet about cooking.
Don't let your brainworms get in the way of loving your little sister, she'd never do anything to hurt you on purpose. It's just a nagging impulsive thought that your head grabbed and ran with. Take a nap and sleep on it bro, it always helps me.