diff --git a/solutions/cpp/lasagna/1/lasagna.cpp b/solutions/cpp/lasagna/1/lasagna.cpp
new file mode 100644
index 0000000..75b1b19
--- /dev/null
+++ b/solutions/cpp/lasagna/1/lasagna.cpp
@@ -0,0 +1,34 @@
+// ovenTime returns the amount in minutes that the lasagna should stay in the
+// oven.
+int ovenTime() {
+    // TODO: Return the correct time.
+    return 40;
+}
+
+/* remainingOvenTime returns the remaining
+   minutes based on the actual minutes already in the oven.
+*/
+int remainingOvenTime(int actualMinutesInOven) {
+    // TODO: Calculate and return the remaining in the oven based on the time
+    // the lasagna has already been there.
+    int result = ovenTime() - actualMinutesInOven;
+    return result;
+}
+
+/* preparationTime returns an estimate of the preparation time based on the
+   number of layers and the necessary time per layer.
+*/
+int preparationTime(int numberOfLayers) {
+    // TODO: Calculate and return the preparation time with the
+    // `numberOfLayers`.
+    return 2 * numberOfLayers;
+}
+
+// elapsedTime calculates the total time spent to create and bake the lasagna so
+// far.
+int elapsedTime(int numberOfLayers, int actualMinutesInOven) {
+    // TODO: Calculate and return the total time so far.
+    int cookLayers = preparationTime(numberOfLayers);
+    int result = cookLayers + actualMinutesInOven;
+    return result;
+}