I would try this ONLY because it mentions sweet potatoes! Whole-wheat Couscous Salad with Haloumi & Roasted Sweet Potato by simplydelicious: (Haloumi is a brined cheese similar in taste to a salty mozzarella.
Thai Tom Yum Grilled Shrimp by lynn
Vegemite and cheese scrolls - Laughing Kids Learn
Lamington Biscuits - a twist on classic Aussie treat
Great Australia Day Photo booth Party Props Set by TheQuirkyQuail