Put first four ingredients into a glass bowl, cover with clingwrap and microwave for 3 minutes on high.
Carefully remove bowl from microwave and discard cling wrap, stir in raspberry emulsion or extract, and mash berry mixture with a fork for one minute.
Sprinkle Thick-It-Up evenly over surface of berry mixture and use fork to stir thickener into mixture.
Continue mashing mixture with a fork for at least one minute to ensure thickener is evenly incorporated.
Test thickness and sweetness of jam (add extra sweetener or thickener if desired)
Pour into a clean glass jar with a lid, keep in the fridge for up to a week.