\input{./vars}

\begin{document}
\begin{tikzpicture}[node distance = 3cm, auto, every node/.style={inner sep=10, outer sep=0}]
\node [block] (init) {Mix ingredients};
  \node [block, right of=init, node distance=5cm] (wait) {Wait for dough to be ready};
  \node [block, right of=wait, node distance=5cm] (bake_bread) {Bake bread on stove};
  \path [line] (init) -- (wait);
  \path [line] (wait) -- (bake_bread);
\end{tikzpicture}
\end{document}