Strawberry Liqueur is very easy to make as you macerate strawberries in alcohol and then make a simple sugar syrup and combine them together.
Liqueur
The formula to make an Orange or other Citrus liqueur, such as lemons, bergamot, mandarin, bitter oranges, pomelo, etc is very simple. You take the peel or zest and steep it in alcohol to extract the essence of the fruit. Then you make a simple syrup with sugar and combine both together.