\begin{frame}[fragile]{\lang,Dimensions,Dimensies,}
    \begin{noindentlist}\setlength{\itemsep}{20pt}
        \item \lang,Full linewidth,Hele regelbreedte,\\
        %\atleastwidth[15em]{
        \mintinline{tex}{\includegraphics[width=\linewidth]{assets/pinguin.jpg}}
        %}
        
        \item \lang,90\% linewidth,90\% regelbreedte,\\
        %\atleastwidth[15em]{
        \mintinline{tex}{\includegraphics[width=0.9\linewidth]{assets/pinguin.jpg}}
        %}
        
        \item \lang
        {Width maximally 90\% linewidth and height maximally 5 cm}
        {Maximaal 90\% regelbreedte en maximaal 5 cm hoog}
        \begin{minted}[fontsize=\small,escapeinside=~~]{tex}
            \includegraphics[
                width=0.9\linewidth,height=5cm,keepaspectratio
            ]{assets/pinguin.jpg}
        \end{minted}
        %\useblock{keepaspectratio\langsuffix}
        %\atleastwidth[15em]{\hll|\\includegraphics[width=0.9\\linewidth,height=5cm,
        %keepaspectratio]\{assets/pinguin.jpg\}|}
    \end{noindentlist}
\end{frame}
