add drink formatting

recipes/drinks/MoscowMule.tex

@@ -0,0 +1,22 @@
+\drink[Alissa's favourite drink]{Moscow Mule}
+
+\begin{drstep}
+    Cracked ice
+    \cutext{1_3/4}{oz} Vodka
+    \cutext{3/4}{oz} Lime juice
+\drmethod
+Add to cocktail shaker and shake vigorously until well frosted.
+\end{drstep}
+
+\begin{drstep}
+    Cracked ice
+\drmethod
+Add cracked ice to a chilled glass and strain cocktail over it.
+\end{drstep}
+
+\begin{drstep}
+	1 can Ginger beer
+	Lime wedge, to garnish
+\drmethod
+Top off with ginger beer, garnish with a lime wedge if desired.
+\end{drstep}