diff --git a/modular-recipes/repos/minimal_hydroponics_setup/filter.toml b/modular-recipes/repos/minimal_hydroponics_setup/filter.toml
new file mode 100644
index 0000000..8c03d18
--- /dev/null
+++ b/modular-recipes/repos/minimal_hydroponics_setup/filter.toml
@@ -0,0 +1,12 @@
+[inputs]
+capital = { quantity = { amount=0.96, unit="USDollar" } }
+
+[dependencies]
+operator = {skills=["vendor interaction"]}
+
+[action.purchase]
+vendor = [
+    "https://acmehydroponics.net/collections/plumbing/products/screen-fitting-plumbing",
+    "https://hydrobuilder.com/products/grow1-ebb-flow-screen-fittings-pack-of-10",
+    "https://www.ebay.com/itm/256644061627"
+]
diff --git a/modular-recipes/repos/minimal_hydroponics_setup/overflow_fitting.toml b/modular-recipes/repos/minimal_hydroponics_setup/overflow_fitting.toml
new file mode 100644
index 0000000..97fd3c5
--- /dev/null
+++ b/modular-recipes/repos/minimal_hydroponics_setup/overflow_fitting.toml
@@ -0,0 +1,12 @@
+[inputs]
+barb_fitting_1_inch = {}
+riser = { quantity = { amount = 2 } }
+filter = {}
+
+[dependencies]
+operator = {skills=["assembly"]}
+
+[action]
+process = """
+Attach the risers and filter to the barb fitting.
+"""
diff --git a/modular-recipes/repos/minimal_hydroponics_setup/plant_tray.toml b/modular-recipes/repos/minimal_hydroponics_setup/plant_tray.toml
index 11a60bf..96763db 100644
--- a/modular-recipes/repos/minimal_hydroponics_setup/plant_tray.toml
+++ b/modular-recipes/repos/minimal_hydroponics_setup/plant_tray.toml
@@ -1,13 +1,15 @@
 [inputs]
 plant_tray_basin = {}
 clay_pebble_grow_medium = { quantity = { amount=5, unit="Liter" } }
-barb_fitting_1_inch = {}
-barb_fitting_1_2_inch = {}
+pump_fitting = {}
+overflow_fitting = {}
 
 [dependencies]
 tools = [ "hack saw" ]
 
 [action]
-process = """Attach the two fittings.
-
-Add the grow medium."""
+process = """
+* Attach the pump fitting.
+* Attach the overflow fitting.
+* Add the grow medium.
+"""
diff --git a/modular-recipes/repos/minimal_hydroponics_setup/pump_fitting.toml b/modular-recipes/repos/minimal_hydroponics_setup/pump_fitting.toml
new file mode 100644
index 0000000..55e4d3e
--- /dev/null
+++ b/modular-recipes/repos/minimal_hydroponics_setup/pump_fitting.toml
@@ -0,0 +1,11 @@
+[inputs]
+barb_fitting_1_2_inch = {}
+filter = {}
+
+[dependencies]
+operator = {skills=["assembly"]}
+
+[action]
+process = """
+Attach the filter to the barb fitting.
+"""
diff --git a/modular-recipes/repos/minimal_hydroponics_setup/riser.toml b/modular-recipes/repos/minimal_hydroponics_setup/riser.toml
new file mode 100644
index 0000000..b154f7e
--- /dev/null
+++ b/modular-recipes/repos/minimal_hydroponics_setup/riser.toml
@@ -0,0 +1,11 @@
+[inputs]
+capital = { quantity = { amount=0.97, unit="USDollar" } }
+
+[dependencies]
+operator = {skills=["vendor interaction"]}
+
+[action.purchase]
+vendor = [
+    "https://acmehydroponics.net/collections/plumbing/products/extension-fitting-plumbing",
+    "https://www.ebay.com/itm/256644065109"
+]