diff --git a/README.md b/README.md
index 14d1b59..2e96e4e 100644
--- a/README.md
+++ b/README.md
@@ -25,3 +25,20 @@ docker run --rm -p 8888:8888 -e JUPYTER_ENABLE_LAB=yes -v "$PWD":/home/jovyan/wo
 ```
 
 In your web browser, go to the URL shown in the output.
+
+Or if you want to cache installation of python depenencies,
+you can build docker image once with dependencies installed:
+
+```
+cd notebooks
+make build  # will use Makefile "build" target
+```
+
+and keep using it:
+
+```
+cd notebooks
+make run # will use Makefile's "run" target
+```
+
+In your web browser, go to the URL shown in the output.
diff --git a/notebooks/Dockerfile b/notebooks/Dockerfile
new file mode 100644
index 0000000..62f4405
--- /dev/null
+++ b/notebooks/Dockerfile
@@ -0,0 +1,8 @@
+FROM jupyter/datascience-notebook:python-3.9
+
+# Install langchain[llms] and python-dotenv
+RUN pip install langchain[llms] \
+    && pip install python-dotenv
+
+# Set the working directory
+WORKDIR /home/jovyan/work
diff --git a/notebooks/Makefile b/notebooks/Makefile
new file mode 100644
index 0000000..a70d402
--- /dev/null
+++ b/notebooks/Makefile
@@ -0,0 +1,8 @@
+.PHONY: build run
+
+build:
+	docker build -t cristobalcl_img .
+
+run:
+	docker run --rm -p 8888:8888 -e JUPYTER_ENABLE_LAB=yes -v "$$PWD":/home/jovyan/work cristobalcl_img
+