Their little taste buds are still developing Mez, you're doing a great job. They do get sweet ones first. Darcy would only eat yoghurt until 9-10months. No joke. No cereal no veges no nothing. SHe just wasn't that into it. Now she'll fairdinkum eat anything.
Research says bubbas take 10-15 tries of any new food before they decide whether they like it or not.